18650 Rechargeable Batteries 3.7V 4-Pack with USB Smart Charger LED Indicator Compatible with 18650 26650 14500 for LED Flashlight Headlamp Fan Torch

18650 Rechargeable Batteries 3.7V 4-Pack with USB Smart Charger

Power your high-drain devices with confidence. This kit includes 4 premium 3.7V 18650 rechargeable lithium batteries paired with a USB smart charger featuring an LED indicator — everything you need to keep your flashlights, headlamps, fans, and more running at full power.

Key Features

• 4-Pack 18650 Batteries: 3.7V lithium rechargeable cells for high-performance devices
• USB Smart Charger: Intelligent charging with automatic shutoff to protect battery life
• LED Indicator: Visual charging status so you always know when batteries are ready
• Multi-Battery Compatible: Charger supports 18650, 26650, and 14500 battery types
• Wide Application: Ideal for LED flashlights, headlamps, camping lanterns, fans, and more
• Rechargeable & Eco-Friendly: Recharge hundreds of times to reduce waste and save money

How to Use

1. Insert batteries into the USB smart charger
2. Connect charger to any USB power source
3. Monitor the LED indicator — red means charging, green means fully charged
4. Remove batteries and insert into your device
5. Recharge when depleted for continuous use

Product Specifications

Use Scenarios

Perfect for outdoor enthusiasts, campers, hikers, and emergency preparedness kits. Also great for everyday use in high-drain devices like LED flashlights, headlamps, and portable fans. A practical and thoughtful gift for anyone who relies on battery-powered gear.