TECHNICAL SPECIFICATION: 5 Hours fast Battery charger     Suitable for 1-4AA/1-4 AAA 1.2V Ni-MH/Ni-CD rechargeable  battery.   Build in microprocessor controller with over-Heat protection.   Primary battery and damaged battery auto-detection.   LED display charging methods.    Trickle charging when finished.    Specification:   Input:100V-240V AC ~ 50/60HZ   Output: AA     2pcs = 900mA   4pcs = 450mA               AAA    2pcs = 450mA   4pcs = 225mA   Control method: -- A V, 0 A V, Max Temperature, Max Time   Temperature: 0 -35 C   Trickle Charging current: 50Ma