Application Scooters cleaning machines Rehabilitation technology Camper vans, caravans, boats Solar applications etc. Features maintenance-free extremely cycle-resistant very high energy density Lithium technology, can be used in any position low weight compact dimensions Reference: Only special chargers may be used for charging Li-Ion batteries. The charger must guarantee a constant charging current and a constant final charging voltage and switch itself off accordingly, as a trickle charge would damage the Li-ion batteries and destroy them over time. L181 W76 H176