The Li-ion range delivers 430% more working capacity during the lifetime of the battery compared to Ni-Cad and is 40% lighter than NiMH. The Li-ion has minimal depletion of power during use or in storage over its lifetime. This battery features foam cell technology, a slide-on design with firm holding and multi-contacts, and a shock-absorbing pack. It will not puncture and remains cool even in heavy use. Makita's comprehensive range of professional Lithium-ion tools ensures that you have the right choice for your trade.