The engineers at Deltran led the way in innovation & convenience by introducing the Battery Tender® 800. Since its introduction in 2003, it has been widely accepted as a solid new addition to the Battery Tender® family of charger products. This version of the popular charger is designed specifically for use on 12 volt Lithium (Li Fe PO4) batteries. It incorporates highly efficient surface mount technology electronic components. The interior is completely encapsulated, protected from shock, vibration, & moisture by an electrically insulating, thermally conductive, flame retardant, synthetic epoxy resin compound. It s tough, affordable, & a strong, innovative battery charging solution. This charger is no larger than a standard computer mouse yet packs 800 millamps of pure constant current charging power. Coupled with a brain (IC chip), the charger will constantly monitor, charge, & then maintain your battery! Perfect for all outdoor types of ATV s, watercraft, motorcycles, boats, or anywhere water is a threat. Features Input: 240V AC EU-plug Designed to charge any 12 volt Lithium (Li Fe PO4) battery " Supersmart" technology Spark-proof Short circuit protected Reverse polarity protected Auto recovery mode for batteries with very low voltage Weatherproof Weight approx 500 gr.