Export product, best quality, CE approval standard, excelent circuit design, mini size, wet & dust proof , let it easily set up in oppration

Spec.
- long life lithium-ion chargable battery, low power alert  
- low power consumption. long operation time 
- equipped with powerful magnetic. firmly fix to any metal materals.
- base on GSM  communication , suitable for most countries.
- slim & small size, no complex installation.