36V or 48V / 20A Lester Summit II High Frequency Golf Cart Battery Charger with crowsfoot Plug for various Club Car and Yamaha carts. Will work from 24V through 48V. Features high efficiency with the industry leading charge algorithms. These chargers offer high reliability and are designed for off-board or on-board (mounted in cart) use. Features intelligent natural convection cooling (no fan) and high energy efficiency. Heavy duty aluminum enclosure resists water, dust, and other environmental elements. Advanced microprocessor prevents both under and overcharging which optimizes both daily battery capacity and overall battery life. Bluetooth Smart wireless communication lets you view charge cycle status, select active charge profile, and view history with smartphone app.