Product parameters ★Input Current: Micro USB DC 5V 1A(min) ★Output Current: 0.5A/ 1A ★Output Voltage: 1.48V / 4.2V / 3.65V / 4.35V. ★Standby Current: ★Size: 113mm × 38mm × 32mm It can automatically detect 3.7V Li-ion and Ni-MH batteries. For 3.2V LiFePO4 battery or 3.8V Li-ion batteries, one needs to click the button to choose the right battery type. Charge time is determined by the capacity of the batteries divided by charging current. Take 5000mah batteries for example, Needs only 5.5 hrs to full charge it. The extra 0.5 hours is because when in CV charging phrase, charging current will be gradually drops to cut-off current. Note: Please use 5V / 1A power supply. Product included:U4 Charger + USB charging cable + user manual. Question:Can it charge all brands of aa aaa batteries? Answer:As long as the battery is rechargeable, no matter it's Li-ion, Ni-MH or LiFePO4. You can charge Li-ion and Ni-MH simultaneously, The led indicators works shows working. Question: Can it charge ni-mh c and d batteries? Answer: No.It doesn't charge the ni-mh d battery. Because it's too big. After-sales service When you receive the product, if you do not like, please return. We unconditionally refund. Using the product quality problems within 12 months, we also refund.
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