Feature: 1. LCD Display: Large screen LCD with all sight 180° view, black font, green backlight, Chinese and English display, very clear. 2. Multifunction: Can test voltage, current, capacity, power, impedance, temperature, to meet your various work needs. 3. High Quality Material: Battery capacity tester is made of high quality PC flame retardant material, which is safer to use. 4. Easy To Install: Built‑in shunt and embedded interface simplifies your installation and is very convenient. 5. Low Voltage Measurement Power Supply Requirements: When measuring low voltages of <30V, please supply it to the independent power supply interface. Specification: Item Type: Battery Capacity Tester Material: PC Voltage Measurement Range: 0-300V Voltage Resolution: 0.05V Current Measurement Range: 0-100A Current Resolution: 0.05A Accumulative Capacity Range: 0-999.999Ah Capacity Resolution: 0.01Ah Accumulative Power Range: 0-99999.9Wh Power Resolution: 0.01Wh Power Measurement Range: 0-2999.99W Power Resolution: 0.01W Impedance Range: 1-999.9Ω Impedance Resolution: 0.01Ω Measurement Rate: 0.5 times/sec Temperature Measurement Range: 0~99℃ Resolution Accuracy: 1℃ Display Type: Micro power consumption LCD module, black font, green backlight, Chinese and English display Low Voltage Measurement Power Supply Requirements: When measuring a low voltage of <30V, please supply it to the independent power supply interface DC voltage in the range of 4~30V power the measuring system . Package List: 1 x Battery Capacity Tester1 x Instruction Manual Note: Pay attention to electricity safety.