"current calculator"
Bootstrap 3.3.0 Snippet by PeterElsys

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<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<!------ Include the above in your HEAD tag ---------->
<div class="container">
<div class="row">
<h2>Battery life calculator</h2>
<table class="table table-striped">
<thead>
<tr>
<th>Name</th>
<th>Awake (mS)</th>
<th>Times (No/h)</th>
<th>Current (mA)</th>
<th>Current per hour (mA)</th>
<th>Current per year (mA)</th>
<th>Battery use (%)</th>
</tr>
</thead>
<tbody>
<tr>
<td class="vert-align">Force all</td>
<td></td>
<td><input type="text" class="form-control" id="t_all" value=""></td>
<td></td>
<td class="vert-align"></td>
<td class="vert-align"></td>
<td class="vert-align"></td>
</tr>
<tr>
<td class="vert-align">Transmit</td>
<td><input type="text" class="form-control" id="mS_1" value="70"></td>
<td><input type="text" class="form-control t_force" id="t_1" value="12"></td>
<td><input type="text" class="form-control" id="mA_1" value="38"></td>
<td class="vert-align" id="mAh_1">1234</td>
<td class="vert-align may" id="mAy_1">12345</td>
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.table tbody>tr>td.vert-align{
vertical-align: middle;
}
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function sumYears(){
var mAySum=0;
var mayMax=0;
var mayMaxRow="";
$('.may').each(function( index ){
mAySum+=parseFloat($(this).html());
});
$('.may').each(function( index ){
var row=$(this).attr('id').split('_')[1];
var may=parseFloat($("#mAy_"+row).html());
if (may>mayMax){
mayMax=may;
mayMaxRow=row;
}
$("#per_"+row).closest("tr").removeClass("danger");
$("#per_"+row).html((may/mAySum*100).toFixed(0)+"%");
});
$("#per_"+mayMaxRow).closest("tr").addClass("danger");
$("#sum_mAy").html(mAySum.toFixed(0));
var batt=parseInt($("#battery").val(),10);
$("#years").html((batt/mAySum).toFixed(2));
return mAySum;
}
function calcmAh(row){
var ms=parseInt($("#mS_"+row).val(),10);
var no=parseInt($("#t_"+row).val(),10);
var ma=parseFloat($("#mA_"+row).val());
var mah=(ma/1000*no)*(ms/3600);
var may=mah*24*365;
$("#mAh_"+row).html(mah.toFixed(4));
$("#mAy_"+row).html(may.toFixed(2));
var sum=sumYears();
}
//console.log("ch");
//console.log($("#mS_1").val());
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