Masione Replacement Dyson Animal Exclusive DC31 DC34 DC35 917083-01 17083-2811 Handheld Vacuum Cleaner Battery 22.2V 1.5Ah Brand New | Li-ion | 22.2 Volts | 1500 mAh | Black Integrated microchip prevents overcharging & lengthens battery life Batteries are made with the highest quality materials No memory effect, you can charge the battery anywhere anytime One year warranty , 30 Days Money back warranty