This USB battery charger is designed for 18650 Li-Ion batteries, offering a practical solution for recharging and powering devices on the go.
For users who frequently handle rechargeable batteries, such as in flashlights, vape devices, or DIY projects, this charger provides reliable performance by allowing you to charge batteries while also using it as a power source for your phone or other gadgets.
- Independent charging slots with separate circuits for safe, simultaneous battery charging.
- Smart LCD display shows real-time voltage and current for both input and output, helping monitor charging status accurately.
- Reverse polarity protection to prevent damage from incorrect battery insertion.
- Automatic prioritization of device charging when both input and output are in use.
- Auto-off function after 20 seconds of inactivity, promoting energy efficiency.
- Dual USB outputs with current limits up to 2.2A total, supporting simultaneous device charging.
With dimensions of approximately 100mm x 50mm x 30mm, it's compact and fits easily in a bag, making it ideal for everyday carry by tech enthusiasts or outdoor adventurers seeking versatile battery management.
