Check the listing for details. NOCO GENIUS2D 12V 2A Direct-Mount Charger and Maintainer. Condition: New. Listed at 39.95 USD. The NOCO GENIUS 2D is an all-new direct mount onboard battery charger and maintainer. This 2AMP fully automatic trickle charger monitors your battery giving you a safe maintenance-free charge with zero risks of overcharging. The GENIUS 2D offers precision charging operating with dead batteries as low as 1! This fully automatic smart charger is perfect for daily battery maintenance or long term storage of cars, boats, trucks, RV’s plus and excellent solution for charging PWC’s ATV’s, lawn mowers, and more! The all-new Genius Series from NOCO features a complete charger redesign with more power and more performance. The GENIUS series features up to 45% more power output with a 40% size reduction. Charger Specs: Input Voltage: 120-240 VAC Output Power: 30W Charging Current: 2A Low-Voltage Detection: 1 Volt Back Current Drain: