Duratrax Onyx 240 AC/DC Dual Peak Charger for NiCd/NiMH Battery Packs with Built-In AC Power Supply, Output Leads with Standard Plugs, and AC and DC Power Cords TWO independent outputs, each with identical features and functions. Each output offers selectable charge currents of 800mA, 1.5A, 3A, and 5 amps, with auto-trickle and NiCd and NiMH compatibility, with custom peak detection. Custom LCD screens with blue backlight show battery voltage, charge current, time, and capacity. A small, lightweight built-in AC power supply is great for cramped pit spaces, and easy portability. Solid-state reverse polarity and current overload protection ensure trouble-free operation