Housmile 14.4V 3000mAh Ni-CD power tools battery for Makita 1420 1422 1433 1434 1435 1435F Compatible with 8433 JR Series 1051DWF 1051DWFE &iexcl;&shy; Condition:100% Brand New, Batteries are made with the highest quality materials Replacement Battery for Makita 1420 1422 1433 1434 1435 1435F 192699-A 193158-3 192600-1 Prevent the Memory Effect - Keep the battery healthy by fully charging and then fully discharging it at least once every two to three weeks. Exceptions to the rule are Li-ion batteries which do not suffer from the memory effect. Exercise the Battery - Do not leave the battery dormant for long periods of time. We recommend using the battery at least once every two to three weeks. If a Power Tool Battery has not been used for a long period of time, perform the new battery break in procedure described above. Battery Storage - If you don't plan on using the Power Tool Battery for a month or more, store it in a clean, dry, cool place away from heat and metal objects. Ni-Cd, Ni-MH and Li-ion batteries will self-discharge during storage; remember to recharge the batteries before use.