Masione 9.6v 1500mAh Replacement Power Tool Battery for Makita 4190D Makita 4190DW Makita 4300D Makita 4300DW Makita 4390D Makita 4390DW 191681-2,632007-4,9000,9001,9002,9033,9600 2 packs 100% Brand New High Quality Rechargeable Replacement Battery 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 1 year warranty