Characteristics: Digital LCD display with 20 bar-graphs Programmed circuit Preventing power-consumption from battery under testing Programmed circuit brings high accuracy with HAB type selecting function among: hearing aid battery: 10, 312, 13, 675 bar-graph indicating for power status with 3V power-supply inside (CR2032, included) with compartment for 2 extra
Specification:
Testing all sizes of Hearing Aid Batteries: 10, 312, 13, 675