Lind Electronics SDT1230U-023 Black power adapter/inverter

Shut Down Timer (non-fused with terminal block connections) The Shut Down Timer or sometimes referred to as a Delay Timer, protects your vehicle's battery from over discharge and equipment from low voltage and high voltage damage. This device turns OFF electrical loads at a preset time after the car engine is shut down. It protects your vehicle battery and communications equipment from over discharge, low voltage and high voltage damage. The EASY alternative to ChargeGuard™