On-board high-precision voltage detection chip and power supply voltage regulator chip
Section electricity indicator has 4 power indicator LED lamp, divided into 3 colors display, red, yellow, yellow, green represents 20%, 50%, 80%, 100 (%) of the electricity respectively.
Three Reserve a battery test interface and two mounting holes
size: 22.2 (mm) x17.2 (mm)
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
1 x 12V battery 4 Section Electricity indicator