Masione 22.2V Battery for Dyson Vacuum 22.2V DC44 Type B Battery DC31 DC35 DC44 DC45, DC31 Animal, DC35 Animal,17083-04,Type B Main Body Handheld Cleaner 2000mAh 22.2-Volt Brand New | Li-ion | 22.2 Volts | 2000 mAh | Black Highest quality standards,Integrated microchip prevents overcharging & lengthens battery life. This is the Type B screw in battery and will NOT work with the Motor that takes the Snap in style battery. Please make sure you have the Screw in type B battery and motor combo. 'Type B' simply mean's instead of a button to release the battery from the main body, Type B battery's have a screw which need's to be unscrewed to detach from the main body.Will NOT work with the snap in type battery. It will fit all DC43H model's! Please note this is a Type B battery which will only fit a DC44 Animal Type B Main Body (You cannot use this battery on normal DC44 Animal Main Body. It has to be a Type B Main Body).