Adaptor
AC200
5.5DC plug and Professional quick charger for bike lamp battery pack BP4872 , BP6872 and BP4872B , BP6872B used only .
Charging model is constant current turn to constant voltage, with over-load/short-circuit/polarity reverse protection.
Easy to use: Each separate battery has three-colors LED light indicator: RED-charging, GREEN- full and no battery, GREEN-set battery with wrong polarity. To make sure the safety and reliability of batteries and charge.