Charger work for:
For Black and Decker Ni-MH battery models VP100 VP110 22-4040 22-4035 VP130 VP100C VP105C VP110C VP143 152370-03.

LED Indication Light:
Battery charging: Red light
Battery full: Green light.
Battery bad: first, it lights up red and shows charging. After charging for a while, it flashes at 2Hz.

Features:
Adopts high-quality components, intelligent program control circuit, chip motherboard design.
Low loss, fast transmission, power supply with an output short circuit protection, overheating protection.
Charger with constant current, short circuit protection, turn lights function.
Stable insulation performance, low operating temperature and long service life.