DC 10-100V 0-50A/100A/400A Battery Tester Coulomb Counter Meter 0-5/10/40KW Capacity Indicator Ammeter Voltmeter Battery Monitor 4. Sampler accessories screws are made of pure copper material, good conductivity, low heat, low power consumption. 5. With two-way current detection, real-time capacity detection, mobile phone Bluetooth control, interface automatic carousel function. 7. Suitable for all types of batteries, as long as the battery voltage in the measurement range are applicable. BL105F Voltage measurement range: 10~100V Voltage resolution: 0.01V Voltage accuracy: 1% +2 words Current measurement range: 0 ~ 50A Current resolution: 0.001A Current accuracy: 2% +0.002A Power display range: 0 ~ 5KW Power resolution: 0.01W Capacity display range: 0~100% Ampere-hour measurement range: 0~9999.9AH Capacity resolution: 0.1AH Display size: 71*66*19.3mm 50A sampler size: 67.4*61*14.5mm BL110F Voltage measurement range: 10~100V Voltage resolution: 0.01V Voltage accuracy: 1% +2 words Current measurement range: 0 ~ 100A Current resolution: 0.01A Current accuracy: 1% +0.1A Power display range: 0 ~ 10KW Power resolution: 0.01W Capacity display range: 0~100 Ampere hour measurement range: 0~9999.9AH Capacity Resolution: 0.1AH Communication Line Length: 3m Display Size: 71*66*19.3mm 100A Sampler Size: 100*46*35.1mm BF140F Voltage measurement range: 10~100V Voltage resolution: 0.01V Voltage accuracy: 1% +2 words Current measurement range: 0 ~ 400A Current resolution: 0.01A Current accuracy: 1% +0.1A Power display range: 0 ~ 40KW Power resolution: 0.01W Capacity display range: 0~100 Ampere hour measurement range: 0~9999.9AH Capacity Resolution: 0.1AH Communication Line Length: 3m Display Size: 71*66*19.3mm 400A Sampler: 152*63*45.1mm Opening size of display module: 65*56mm Bluetooth-compatible communication distance: barrier-free maximum 10 m display power consumption: about 0.75W off screen time: off screen after 20 seconds during charging; When discharging: | ≥ 15ma bright screen; |15ma and time20s screen out Packing list: Display * 1 Sampler * 1 Mounting bracket * 1 Instruction * 1