CT-5008-5V12A-SMB, the star product of 3C digital cell tester, which has the performance characteristics of multi ranges, high response, high precision and high sampling. It has simple structure and modularization. A single test equipment is designed for 8 channels, each channel is independently programmed, and supports 255 work steps at most. It integrates the latest generation of energy-feedback technology, which has SMBus/I2C communication function. What's more, it is suitable for 2~6 series battery pack testing. It is applied for notebook/tablet/mobile phone/power tool/Small UAV and so on.