Battery Tender 800 is a SuperSmart Battery Charger that will Constantly Monitor, Charge, and Maintain your Battery. It

800Ma battery charger
Compact design
Highly-efficient surface-mount technology. Includes Alligator Clips and Ring Terminals
Interior is completely encapsulated, protected from shock, vibration & moisture by an electrically insulating, thermally conductive, flame-retardant, synthetic epoxy resin compound
Solid new addition to the Battery Tender family of charger products
This compact 800 mA battery charger has all the charge characteristics of its cousin the Battery Tender Junior
It incorporates highly efficient surface mount technology electronic components