BTS9000 is the most advanced battery testing instrument from Neware, it’s the best choice for material research, but some customers think BTS9000 is a little expensive. Thus, we developed BTS9000-2CH for people who want to get high accuracy and high speed with low price. The only performance difference between BTS9000-2CH and BTS9000-4CH is that: the 2 channels of BTS9000-2CH can’t perform pulse test