18-Volt Li-Ion 4Ah SlimPack Battery

Up to 65% more run time compared to Bosch(R) 3Ah ; Advanced heat-conductive housing keeps battery cooler, lives up to 2x longer ; Integrated fuel gauge provides fast & easy charge status ; Battery will work in temperatures down to -4?F ; Durable housing survives 3m drop ; FPS(TM)--works with all Bosch(R) 18V Li-Ion power tools, radios & more
Warranty: Two Year
Country of Origin: Malaysia