The 129 battery guard is an essential tool for anyone running 12 volts appliances or accessories from their vehicle. If the vehicle's battery voltage falls below 11.5 volts, the battery guard will automatically disconnect power to any connected 12 volt accessory, saving enough battery power to start the vehicle.
- Auto power cut off to protect low battery
- Provides two 12V universal sockets allowing up to 10 amps current draw
- Green LED indicator shows proper unit function
- Built in 10 amp fuse
- Swivel DC plug
- 1 year limited warranty through Schumacher