1-4A Selectable Fast Charge Rate for NiMH cells Peak Detect Charge termination for 4-8 Cell NiMH cells (4.8 - 9.6V) 100mA Maintenance Charge Facility 600-6000mAh Charge Capacity Mains Power Only - 35W Internal Switching Power Supply 2.5 Hour Fast Charge Safety Timer Easy to use one-button Manual Start / Stop and Charge Current Selection Control Easy to read LED Charge indicators High Current EC3 Connector included Solid State reverse polarity and current overload, short circuit and thermal protection