Features: 1. Strong lighting: These portable lighting fixtures use high brightness COB or LED lights to provide bright and uniform lighting effects, effectively illuminating the surrounding environment and helping users gain better visibility during outdoor night activities. 2. Multi functional use: These lighting fixtures have multiple usage modes and can be used as flashlights, hanging lights, or emergency lights to meet the needs of different occasions. Meanwhile, the design with keychain is convenient for users to carry around and use at any time. 3. Lightweight and Portable: These lighting fixtures adopt a lightweight and portable design, small and lightweight, suitable for outdoor activities, convenient storage and use. Meanwhile, the keychain design allows it to be hung on keys, backpacks, or tents without taking up extra space. 4. Energy saving and environmental protection: Most of these lighting fixtures use energy-saving COB or LED lights, which have a long service life and low energy consumption characteristics, effectively extending battery life and reducing environmental impact. 5. Emergency rescue: The mini emergency light function of these lighting fixtures can meet emergency situations during outdoor activities. They can provide fast and effective lighting solutions to ensure the safety of users in the event of power outages, getting lost, or requiring emergency lighting. Specifications: Name: COB Lamp Keychain Material: Plastic Origin: China Power supply form: battery Light source form: light bulb+LED Colors: yellow, red, green, blue Maximum range: 100-200 meters Applicable environment: search, hunting, daily carrying, patrol, cave exploration, camping, night fishing, hiking, night riding Packing: pp bag + carton Package Includes: COB light keychain * 1 Notes: 1. Please allow 1-2 cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object.