327 lines
12 KiB
HTML
327 lines
12 KiB
HTML
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<title>systeminformation</title>
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</head>
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<body>
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<nav class="nav">
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<div class="container">
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<a href="."><img class="logo float-left" src="assets/logo.png" alt="logo">
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<div class="title float-left">systeminformation</div>
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</a>
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<div class="text float-right github"><a href="https://github.com/sebhildebrandt/systeminformation">View on Github <i class="fab fa-github"></i></a></div>
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<div class="text float-right todocs"><a href="./#docs">Docs Overview</a></div>
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<div class="col-12 col-md-8 col-lg-9 col-xl-10 content">
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<div class="row">
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<div class="col-12 sectionheader">
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<div class="title">Battery</div>
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<div class="text">
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<p>In this section you will learn how to get battery information - if supported by system:</p>
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<p>For function reference and examples we assume, that we imported <span class="code">systeminformation</span> as follows:</p>
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<pre><code class="js">const si = require('systeminformation');</code></pre>
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<h2>Battery Data</h2>
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<p>All functions in this section return a promise or can be called with a callback function (parameter <span class="code">cb</span> in the function reference)</p>
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<table class="table table-sm table-bordered table-striped">
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<thead>
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<tr>
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<th>Function</th>
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<th>Result object</th>
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<th>Linux</th>
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<th>BSD</th>
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<th>Mac</th>
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<th>Win</th>
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<th>Sun</th>
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<th>Comments</th>
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</tr>
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</thead>
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<tbody>
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<tr>
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<td>si.battery(cb)</td>
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<td>{...}</td>
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<td>X</td>
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<td>X</td>
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<td>X</td>
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<td>X</td>
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<td></td>
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<td>battery information</td>
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</tr>
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<tr>
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<td></td>
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<td>hasBattery</td>
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<td>X</td>
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<td>X</td>
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<td>X</td>
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<td>X</td>
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<td></td>
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<td>indicates presence of battery</td>
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</tr>
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<tr>
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<td></td>
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<td>cycleCount</td>
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<td>X</td>
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<td></td>
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<td>X</td>
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<td></td>
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<td></td>
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<td>numbers of recharges</td>
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</tr>
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<tr>
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<td></td>
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<td>isCharging</td>
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<td>X</td>
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<td>X</td>
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<td>X</td>
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<td>X</td>
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<td></td>
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<td>indicates if battery is charging</td>
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</tr>
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<tr>
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<td></td>
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<td>designedCapacity</td>
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<td>X</td>
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<td></td>
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<td>X</td>
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<td>X</td>
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<td></td>
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<td>designed capacity of battery (mWh)</td>
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</tr>
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<tr>
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<td></td>
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<td>maxCapacity</td>
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<td>X</td>
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<td></td>
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<td>X</td>
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<td>X</td>
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<td></td>
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<td>max capacity of battery (mWh)</td>
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</tr>
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<tr>
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<td></td>
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<td>currentCapacity</td>
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<td>X</td>
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<td></td>
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<td>X</td>
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<td>X</td>
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<td></td>
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<td>current capacity of battery (mWh)</td>
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</tr>
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<tr>
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<td></td>
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<td>capacityUnit</td>
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<td>X</td>
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<td></td>
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<td>X</td>
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<td>X</td>
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<td></td>
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<td>capacity unit (mWh if possible)</td>
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</tr>
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<tr>
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<td></td>
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<td>voltage</td>
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<td>X</td>
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<td></td>
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<td>X</td>
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<td>X</td>
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<td></td>
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<td>current voltage of battery (V)</td>
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</tr>
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<tr>
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<td></td>
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<td>percent</td>
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<td>X</td>
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<td>X</td>
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<td>X</td>
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<td>X</td>
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<td></td>
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<td>charging level in percent</td>
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</tr>
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<tr>
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<td></td>
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<td>timeRemaining</td>
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<td>X</td>
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<td></td>
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<td>X</td>
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<td></td>
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<td></td>
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<td>minutes left (if discharging)</td>
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</tr>
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<tr>
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<td></td>
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<td>acConnected</td>
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<td>X</td>
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<td>X</td>
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<td>X</td>
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<td>X</td>
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<td></td>
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<td>AC connected</td>
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</tr>
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<tr>
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<td></td>
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<td>type</td>
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<td>X</td>
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<td></td>
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<td>X</td>
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<td></td>
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<td></td>
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<td>battery type</td>
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</tr>
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<tr>
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<td></td>
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<td>model</td>
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<td>X</td>
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<td></td>
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<td>X</td>
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<td></td>
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<td></td>
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<td>model</td>
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</tr>
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<tr>
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<td></td>
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<td>manufacturer</td>
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<td>X</td>
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<td></td>
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<td>X</td>
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<td></td>
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<td></td>
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<td>manufacturer</td>
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</tr>
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<tr>
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<td></td>
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<td>serial</td>
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<td>X</td>
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<td></td>
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<td>X</td>
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<td></td>
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<td></td>
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<td>battery serial</td>
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</tr>
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<tr>
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<td></td>
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<td>additionalBatteries[]</td>
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<td></td>
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<td></td>
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<td></td>
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<td>X</td>
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<td></td>
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<td>array of additional batteries</td>
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</tr>
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<tr class="example">
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<td></td>
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<td colspan="7">
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<h5>Example</h5>
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<pre><code class="js">const si = require('systeminformation');
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si.battery().then(data => console.log(data));</code></pre class="example">
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<pre class="example">
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{
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hasBattery: true,
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cycleCount: 35,
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isCharging: false,
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designedCapacity: 64958,
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maxCapacity: 65865,
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currentCapacity: 64856,
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voltage: 12.767,
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capacityUnit: 'mWh',
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percent: 100,
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timeRemaining: 551,
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acConnected: false,
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type: 'Li-ion',
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model: '',
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manufacturer: 'Apple',
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serial: 'F9Y19860Y9AH9XBAX'
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}</pre>
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</tr>
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</tbody>
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</table>
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<h2>Known issues</h2>
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<h4>Windows Battery</h4>
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<p><span class="code">get-WmiObject</span> - which is used to determine temperature and battery sometimes needs to be run with admin
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privileges. So if you do not get any values, try to run it again with according privileges. If you still do not get any
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values, your system might not support this feature.</p>
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