3.7V USB Battery Charger Cable for 18650 Lithium Rechargeable Cells

Product Overview

Conveniently power up your 3.7V rechargeable lithium-ion cells with this high-efficiency 3.7V USB Battery Charger Cable. Engineered for universal portability, this charger plugs directly into any standard 5V USB port, including smartphone power adapters, laptop ports, and portable power banks. Designed with intelligent charging circuitry, it delivers a steady current while protecting your batteries against overcharging, ensuring extended battery lifespan and reliable power for all your electronic devices.

Key Features

• Universal 5V USB Input: Compatible with standard USB power sources, laptop ports, wall chargers, and power banks.

• Smart LED Indicator: Bright LED light visually displays active charging status and alerts you when charging is complete.

• Integrated Circuit Protection: Prevents overcharging, overcurrent, and short circuits for safe battery maintenance.

• Lightweight & Portable: Compact cord design eliminates bulky wall docks, ideal for travel and outdoor power needs.

• Broad 3.7V Compatibility: Optimized specifically for 3.7V rechargeable lithium-ion and LiPo battery configurations.

Specifications

Ideal For

• Recharging 3.7V 18650 lithium-ion cells used in LED flashlights and portable headlamps

• Powering RC cars, drone batteries, and hobby electronics requiring 3.7V Li-ion charging

• Replacing lost or damaged USB charging cords for electronic toys and gadgets

• Outdoor enthusiasts and travelers needing compact power accessories

Package Includes

• 1 x 3.7V USB Battery Charger Cable

Why Choose This Product?

Skip bulky desktop charging bays. This lightweight 3.7V USB battery charger cable offers a clean, ultra-portable charging solution equipped with built-in safety features, ensuring your rechargeable lithium cells stay powered up wherever a USB port is available.