custom 1Pcs 1-24 series battery series voltage tester expansion board

We are a manufacturer of electronic components, electronic modules for a large number of products.We are the factory!With more than 10 years of PCB development experience, the product quality is good, the price is excellent.A large number of wholesale sales of global buyers, welcome to purchase.

Test expansion board option: connect to the host's interface expansion board, which can be directly plugged into the tester to be compatible with different strings of batteries for testing purposes.