12V Low Voltage Battery Cut Off Automatic Switch On Recovery Protection Module Features: It is a voltage switch slave module used to turn off the load power in case the voltage drops below the set value. When the battery voltage increases to the set value, the module will automatically turn on the load again. Designed with LED indicator, to show whether the load is cut off or turned on. Both the turn-off and turn-on voltage values can be adjusted by simply adjusting the potentiometer. This protection board will help you protect the battery from over-discharge and extend the battery life. Specifications: Applicable battery voltage: 12V Voltage error : 0.1V Load current: 10A Size: 5 * 3 * 1.7cm / 2.0 * 1.2 * 0.7in Weight: 21g (approx) Package includes: 1 x protection board