Heltec HT-ED10AC6V20D--Test & pulse-repair 6 lead-acid or NiMH packs at once

The Heltec HT-ED10AC6V20D tests 6 lead-acid or NiMH batteries simultaneously, 7-23V per channel, ±0.03A accuracy. Pulse repair restores sulfated lead-acid cells. Simple mode picks 6V/12V/16V; professional mode customizes everything. Up to 50 cycles and 90-hour runs. PC software grades cells and exports XLS. Built for e-bike, UPS and solar shops.