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 x 17.2 mm;
Package Include:;; 1 x 12V Battery Power Indicator;