• 【Smart Fast Charging】Intelligent charging system automatically stops when batteries are fully charged, ensuring optimal battery life and safety.
• 【Comprehensive Safety Protection】Features multiple safeguards including overcharge, overvoltage, short circuit, overcurrent, temperature, and over-power protection for worry-free charging.
• 【Independent Slot Control】Each charging slot operates independently, allowing simultaneous charging of multiple batteries without interference.
• 【Versatile Compatibility】Adjustable design accommodates various 3.7V/4.2V lithium battery sizes, making it a versatile solution for different devices.
• 【Reverse Polarity Protection】Smart chip automatically disconnects if batteries are inserted incorrectly, preventing damage to both charger and batteries.

Specifications:

• Number of Charging Slots: 2
• Compatible Battery Types: 3.7V/4.2V Lithium-ion batteries
• Charging Method: USB
• Included Accessories: 0.3m charging cable
• Safety Features: Overcharge, overvoltage, short circuit, overcurrent, temperature, and over-power protection
• Special Features: Adjustable slot size, reverse polarity protection
• Charging Control: Independent slot control