Brand: MIDI-MAX Overcoat: PVC Other brands: MD, MIDI, AODIMAN & DINR Characteristic: A/ ZINC MANGANESE DRY CELL (BATTERY) B/ NOMINAL VOLTAGE: 1.5V C/ MERCURY FREE D/TEST CONDITION(DISCHARGE MODE): DISCHARGE MODE: 3.9Ω 24 HOUR PER DAY END OF VOLTAGE: 0.9V INITIAL: Choose from 120 minutes to 270 minutes Pack: INNER PACKING : 24PCS/ BOX OUTER PACKING: 480PCS/CTN CARTON SIZE: 33.0X21.5X27.5 (CM) G.W.: 21.0 KGS N.W.: 20.0 KGS