CTHCJ Battery Capacity Meter - 18650 + Resistors - 5W 7.5R + Fasteners

Specification: Power Source Voltage: DC4.5-6V (micro USB) Working Current: ≤70mA Discharge Voltage: 1.00V-15.00V, resolution 0.01V Cutoff Voltage Range: 0.5-11.0V Supported Current: ≤3.000A, resolution 0.001A Voltage Test Error: <1%+0.02V Current Test Error: <1.2%+-0.002A Battery Capacity Range: 9999Ah (1Ah=1000mAh, the decimal point can move when the number is large, e.g. it displays X.XXX when lower than 10Ah, and displays XX.XX when higher than 10Ah... ) Weight: 27g / 1oz (approx.) Package list: 1 × Battery Capacity Meter 2 × Resistors (5W, 7.5R) 1 set × Fasteners