• Strong Practicality: Can charge for different types of DC 3.7V cylindrical lithium batteries 10440, 14500, 14650, 16340, 16650, 17650, 17670, 18350, 18490, 18500, 18650, 18700, 22650, 20700, 21700, 22700, 25500, 26650, 26700 and 1.2V Ni-MH/Ni-CD AA, AAA, A, C, SC, rechargeable batteries.
• Intelligent Charger: Has four independent charging channels, it can charge four lithium batteries at the same time. Users can choose different charging current to meet the needs of slow charge or fast charge. And the charger will display the status of each rechargeable battery when charging.
• Safety Assurance: Comes with special charge and discharge management circuit. With multiple security protection settings, the charger can effectively prevent reverse, short circuit, overcharge, over discharge, over-current damage to the battery, which makes users using the product without any safety concern.
• UL Certification: Our product has been tested, got safety certificate and meets the applicable published standard. The UL Mark is proof of product compliance to North American safety standards.
• What You Get: BO2 Smart Charger, Power Cord, User Manual, Warranty Card, 24 Hours Warm Service, 60 Days Free Refund, 2 Years Free Replacement, Lifetime Maintenance. Warm tips: this charger with no wall adapter, you can use any DC 5V/2A adapter. (Different input currents will affect the actual charging current. It is recommended to charge with 5V2A.)

Specifications:
Input Power: USB DC5V-2A
Charging Current:
0.5A 500m A±10%
1.0A 1000m A±10%
2.0A 2000m A±10% (Channel 1 don’t work, channel 2 work)
Cut-off Voltage: 4.20±0.05V
Activate Current: 10 mA~20 mA, Battery Voltage<2.9V
External Power Supply Standby Current <20.0m A