Application: Apply to charge or auxiliary charge for single batteries. Such as UPS batteries, motorcycle batteries, Car batteries, E-bike batteries etc^. Features: 1. Application-specific integrated circuit control; 2. It automatic testing battery status and automatic charge when it connects battery; 3. LED light indicate battery's saturation status; 4. Charger controlled Intelligent program, so it avoid the batteries overcharge and over discharge etc^ Function: 1. Charger was provided defensive function with overheating and over current and over voltage and anti-pole and short current etc... 2. It divided into three steps charge, constant current-constant voltage-constant voltage.