... Zinc Manganese Dry Battery R40 Competitive price Equivalents:6, 6 IGNS, 6 IGN. S, 6 IGN Screw, 905, 905FC, 906, 906AC, ... , HS6, IS6, M905S, No.6, Number 6, R40. Description:Zn/Mn battery, R40battery, No.6 battery, high-power battery, environmental ... to small current intermittent discharge (for high school physics experiment teaching , SPC telephone, railway lighting lamps and lanterns ,communication ...