... mode & high frequency 12V 4A Lead acid battery charger, max output power 120WattsRobust Aluminium Battery Charger For Electric Bike/Scooter/toolHigh frequency ... , switching mode battery charger Specifications:Size: 135×70×45mmNet Weight: 0 ... ), constant voltage(CV), cut-off or float (for Lead acid)2.Short-circuit protection: charger o/p current automatically ...