Bosch 18V 4.0Ah Li-Ion Genuine Battery, Cool Pack 1600Z00038, 2607336815

The Bosch 1600z00038 CoolPack Battery 18v 4.0Ah gives the trade a further 25% increase in runtime over the established 4Ah CoolPack Battery, Bosch state that their CoolPack technology increases the working life of these lithium batteries by up to 100% against standard lithium batteries in the market.