3pcs FXD-82B 12V Battery Indicator Board Module Load 4 Digit Electricity Indication With LED Lamp

Specifications On board high precision voltage detection chip and power supply voltage regulator chip onboard 4 power indicator LED lamp divided into 3 colors display red yellow yellow green represents 20 50 80 100 of the electricity Three Reserve a battery test interface and two mounting holes on board high precision voltage detection chip and power supply voltage regulator chip Material metalSize 22 2 x17 2 mm Package Include 3 x 12V Battery Power Indicator