Epson TM-T88V-i - Onbatterylow Event

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Chapter 4 ePOS-Print API
4
onbatterylow event
Registers call back function and obtains no remaining battery event. (in firmware Ver.2.2 and later)
Object type
Function ()
Example
<script type="text/javascript" src="epos-print-3.x.x.js"></script>
<script type="text/javascript">
<!--
var address = 'http://192.168.192.168/cgi-bin/epos/service.cgi?devid=local_printer';
var epos = new epson.ePOSPrint(address);
epos.onbatterylow = function () {
alert('batterylow');
};
epos.open();
//-->
</script>