Charge your lithium-ion batteries safely and efficiently with this compact 1-slot USB Smart Charger. Designed for versatility and ease of use, it’s ideal for powering a wide range of cylindrical rechargeable batteries, whether you’re at home, at work, or on the go.

Features:

• Wide compatibility with 3.7V Li-ion batteries, including 10440, 14500, 16340, 16650, 14650, 18350, 18500, 18650, and more
• Powered via standard USB-A input for use with wall adapters, power banks, laptops, and car chargers
• Smart charging technology automatically adjusts between constant current (CC) and constant voltage (CV) for optimal charging
• Built-in protection against overcharging, short circuits, and reverse polarity
• Compact and lightweight design makes it easy to carry and store

Specifications:

• Input: 5V USB-A
• Output: 4.2V / 1A max
• Battery slots: 1
• Compatible with most cylindrical 3.7V lithium-ion batteries

A reliable and travel-friendly charger that delivers safe and consistent performance for your rechargeable batteries.

Note: Battery not included