... lighting function(0.03W),4 capacity LED energy display lights,Over current,over charge, over discharge,short circuit protection,The first 9-12V Voltage ... discharging, the product have 4 LED lights precision electric quantity display, such as all the lights are not bright, said no ... equipment power supply2,Fully charged, the battery indicator 4 LED lights is all bright and not shine,With the charger for ...