Hitachi 18v circular saw with 2 x 50ah li ion batteries c18dsljjfeatures and benefits high spec circular saw with high capacity 50ah li ion batteries double the performance of a 30ah li ion battery thanks to advancements in battery technology multiplex protection circuit for maximum battery life same size and weight as 30ah40ah li ion battery electric brake for operator safety slimline blade 16mm kerf reduces battery drain to maximise cutting time spotlight illuminates cut line no riving knife