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features intelligent power control function: 1. The output power base on the principle of channel 1 + channel 2 = 100Watt. 2. If only one channel is used, the output power come from channel 1 can approach to MAX. 100 watt, channel 2 can approach to MAX. 50 watt. 3. If both channels are used, the output power of channel 1 equals 100 watt minus output power of channel 2. 4. Start channel 2 while channel 1 is using fully 100 watt,the output power of channel 1 will be reduced accordingly. Each channel is capable of charging all types batteries. Features: Optimized operating software. Balancing individual cells for battery discharging. Adaptable to various type of lithium battery. Three USB ports, 5V/2.1A for iPad, mobile phone, digital cameras, etc. Fast and storage mode of lithium battery. Cyclic charging/discharging. Re-peak mode of NiMH/NiCD battery. Data store/load. Terminal voltage control(TVC). LiPo battery meter. Maximum safety. Automatic charging current limit. Capacity limit. Temperature Threshold (temperature probe is not included). Processing time limit.