Li-ion battery unit AE-LAR350 for STABILA rotating laser LAR 350, enables charging and working at the same time ? the laser is ready for use at any time, powerful lithium-ion battery for particularly long work periods, operating time with one battery charge approx. 60 hours, charged quickly ? approx. 8 hours charging time, the battery is 80% charged after approx. 4 hours, plug-in power supply unit with 4 country-specific interchangeable adapters: approved for use in the European Union, USA, Canada, Australia, New Zealand, content: Li-ion battery, Plug-in power supply, 4 country-specific interchangeable adapters