With a 440ml capacity and a 10.8V lithium-ion battery and charging base, the Black & Decker handheld vacuum cleaner Concerning this item POWER RATE AND POWER OUTPUT: The pivot hand vacuum has a 10.8V 1.5Ah lithium-ion battery and optimally quick pickup. Performance: The vacuum uses 16.2 watts per hour with a 20-watt suction power, so