2-Pack 18650 Rechargeable Lithium Batteries – 3.7V, Button Top, Ideal for Flashlights, Headlamps, and More

About This Item

Package Includes: 2-pack of 18650 button top rechargeable batteries.

Wide Compatibility: 3.7V 18650 rechargeable batteries compatible with flashlights, headlamps, digital cameras, doorbells, toys, radios, speakers, and other electronic devices. Compact and portable, ideal for travel, camping, and outdoor adventures.

Product Size: 67 × 18 × 18 mm (2.63 × 0.7 × 0.7 inches). Button top design – please check compatibility before purchasing.

Multiple Protections: Features six types of protection, including temperature, short-circuit, overcharge, and overcurrent protection, ensuring stable performance and device safety. Fully charge before first use for optimal performance. Can be recharged up to 1,000 times.

Usage Tips: New batteries may retain only partial power initially. Remove the transparent protective film before charging. First full charge usually takes 6–8 hours. Ensure correct battery orientation before charging.

Low Voltage Warning: If the battery is placed in a flashlight, headlamp, or other device and the light flickers, it indicates a low-voltage warning.