Deltran BT Waterproof Power Tender Plus 12 Volt 5 AMP

Waterproof, Shock & Vibration Resistant, Lightweight (LESS THAN 4 POUNDS), compact charger designed for either portable operation or permanent mounting. Charges and maintains both flooded and sealed, maintenance free, AGM, lead acid batteries. Float / Maintenance function maintains batteries at proper storage voltage without the damaging effects caused by trickled chargers. The Power Tender PLUS is easy to use, it's rugged, its compact, it's packed with power, and it's backed by the reputation of the undisputed battery charger industry leader, DELTRAN. Microprocessor Controlled, BTP Technology. Charges any size (capacity) lead acid battery. Reverse Polarity Protection (VIA EXTERNAL IN-LINE FUSE). Complete FOUR-Step Charging Program (Initialization, Bulk, Absorption, & Float / Maintenance).
Fully mountable
Vibration resistant
Steel casing for extra strength and works at 5 ampere
Completely safe SC and RP protected