:The WAPRZLAD12V2 with Car Charger from Sonel is an electronic part that allows for charging of a vehicle's 12V battery. It features a plug that fits into a car lighter socket for easy power connection. The MPU-1-PL is its internal micro-programmable unit, providing the charged voltage current needed to safely power the vehicle's battery. This part is perfect for charging batteries in cars, boats, RV, and other vehicles.