Cordless Phone Replacement Rechargeable Ni-MH 400mAh Battery Pack, Compatible with VTech Original Manufacturers Part OEM No. BT17333 BT-17333, 2-Pack Purchase includes: Two (2) battery packs for (2) cordless phones. This battery pack replaces original manufacturers part number BT-17333. Also replaces the following battery packs: BT17333. Also replaces the following battery packs, which are designations by other battery companies: B704, ER-P154, ERP154, P3391, 3-1/2AA-U, 3-1/2AA-UNMH, 31/2AAU, 31/2AAUNMH, CPB-403J, CPB403J, CPH-403J, CPH403J, TA267, 500CT, GP40AAK3BMX, 40AAK3BMX, GP60AAH3BMX, 60AAH3BMX, ATEL0140, TEL0140, JB40AA2/3N3BMX, TL96145, CBA337, JB-950, JB950, 3MR600 2/3AA, 3MR6002/3AA, 52320. Features and Specification: Voltage: 3.6V; Chemistry: Nickel-Cadmium (Ni-CD); Capacity: 400mAh; Battery Pack Composition: (3) Ni-CD 1.2V Size 2/3AAA batteries; Plug Type: Molex 5264-2P; Manufacturer: PKCell; Manufacturers Part No.: PK-0054 This battery pack is compatible with the following VTECH phones models: 5122; 5212, 5221, CS2111, CS2111-11, CS5111-2, CS5111, CS5111-3, CS5113, CS5121, CS5121-2, CS5121-3, CS5121-4, CS5122-3, CS5211, CS5221