Voltage measurement range: DC 6~100V Ternary lithium battery: 2S, 3S, 4S, 5S, 6S, 7S, 10S, 13S, 17S, 20S Lithium iron phosphate: 4S, 8S, 16S, 20S Voltage tolerance error: ±2% 8 stage power: 10% 25% 40% 50% 60% 75% 90% 100% Working current: 5~15mA Refresh speed: about 300mS once Display mode: 0.56 "LED digital tube Operating temperature: -10~65℃ Lead length: 27cm Dimensions: 48*28*16mm Mounting hole: 45*23*15mm Connection mode: red positive and black negative

1. High quality ABS material waterproof shell, easy to deform, durable. 2. Small size, simple wiring, only need to connect 2 wires can be used, easy installation. 3. With reverse connection protection, even if the wire is reverse connected, it will not be damaged. 4. Up 8 grid color bar display, down voltage display, high accuracy, more intuitive display, more clear. 5. Wide range of applications: suitable for mobile power, electric vehicles, unicycles, etc.