GENSSI Battery Charger Trickle Kit Compact 12V for Car Boat ATV Motorcycle 12V Trickle Charger; reliable charging system for boats, cars, motorcycles, UTV, ATV Will keep your battery fully charged when not in use; Low weight design for easy handling; Compact for tight spaces Works with lead-acid batteries, flooded or sealed maintenance free batteries (AGM and gel cell) Complete 4-step charging program (Initialization, Bulk Charge, Absorption Mode, Float Mode); Automatically switches to float / maintenance voltage after fully charging the battery; Automatically re-starts charging if battery voltage drops; Two color LED indicates stage of charger; Spark protection; Reverse polarity protection 12 Feet Cord; 2 types of connection to battery; CSA Certification