Expertly designed for long-term lighting and safety, the ZHENAO Keychain Light Mini Flashlights are a must-have for any outdoor enthusiast. The magnet design allows for easy attachment to metal surfaces, ensuring increased visibility. Featuring near white and LED far white lights, a red light warning, and stepless dimming, this lightweight and waterproof flashlight provides clear illumination in any situation. Plus, with a built-in 1500 mAh lithium battery, it can also serve as a mobile phone power bank.