توضیحات محصول

Features:
Display Electricity Quantity Parameter:
When battery voltage is over N*3.3V,it will illuminate 1 block electricity quantity (note:N represents battery quantity)
When battery voltage is over N*3.5V,it will illuminate 2 blocks electricity quantity
When battery voltage is over N*3.7V,it will illuminate 3 blocks electricity quantity
When battery voltage is over N*3.9V,it will illuminate 4 blocks electricity quantity
When battery voltage is less than N*3.3V,4 blocks display will be off;it represents battery is less than 3.3V,and you can charge the battery