18250 Cylindrical 3.7V Lithium Battery: Steel Shell, DIY Pack for Electric Wrench & High-Brightness Flashlight.

This cylindrical 3.7V lithium battery is designed for reliability and performance, featuring a durable steel shell that ensures long-lasting use. Ideal for DIY enthusiasts, it is perfectly suited for powering electric wrenches and high-brightness flashlights. Its compact size and high energy density make it a versatile choice for various applications, providing consistent power output and efficient energy storage. Certified product: UL1642, UN38.3, IS9001, DGM Storage temperature: -20℃~60℃ Manufacture country: China Instructions included: No