The Hitachi BSL18 Slide Li-Ion Battery Packs offer no discernible loss of performance throughout the battery charge. The user should be aware that the machine may cut out when the battery needs recharging. This is not a battery fault; the new technology protects the battery cell, giving extended charging cycles when compared to previous battery technology.
Suitable for use with Hitachi 18 Volt power tools that use slide-on style batteries.
The BSL1840 Slide Li-Ion Battery Pack is a high capacity 4.0Ah Lithium Ion (Li-Ion) battery. It is the same size and weight as the 3.0Ah Li-Ion battery, but offers 33% longer runtime.
Battery Capacity: 4.0Ah.
Battery Chemistry: Li-Ion.
Voltage: 18 Volt.