Single 3.7V to 4S 8S Lithium Battery Capacity Indicator Module with Blue 4.2V Display for Electric Vehicles

Lithium battery capacity indicator module for 1‑8S packs, nominal supply voltage 4.2 V. Designed to monitor lithium battery capacity across a wide ambient range from -40 °F to 185 °F. Supplied as a module and available with customization options. Model listed as Battery Capacity Indicator, brand WAVGAT.