Techcell PR122DG — 7.4V Li-ion Replacement Battery
This is a 7.4V 2000mAh Li-ion battery for the Techcell PR122DG portable survey and measurement instrument. It slots into the same bay as the original pack and connects to the same BMS handshake circuit. Capacity comes from the product specification: 2000mAh / 14.8Wh.