Lazada 22.2V Replacement Battery for Dyson DC31 DC34 DC35 DC44(Not Fit Type B,DC44 MK2)917083-01 91708301 Handheld Vacuum Cleaner Li-ion battery,1.5Ah Real Capacity, 22.2V,made with high quality LG 18650 cells Fully compatible with your power tools, WILL NOT VOID your manufacturer warranty No memory effect. Can be charged or discharged as needed without loss of capacity. Made of lead-free SMT process,fit with the requirements of environmental protection