TOSHIBA SMALL BATTERY SIZE: R03USG SP-2TC,AAA Voltage: 1.5V packing: 2pcs/pack by pp bag carbon sexual battery Otherwise, we also make and sell sublimation ink, pigment ink,UV dye ink, ink cartridges and ciss ink tankSublimation ink,Pigment ink and dye ink CISS ink system:Refillable cartridges:CISS ink tank: 1.5V TOSHIBA SMALL BATTERY