Compact and portable design The Mini Keychain Flashlight measures 88 x 35 mm, making it easy to carry on a keychain, in a pocket, or attached to gear for hiking, camping, and other outdoor adventures. Multiple lighting modes Three modes are available: brightness for maximum visibility, low brightness to extend battery life, and a flashing mode for signaling or emergencies in any situation. Rechargeable battery Builtin rechargeable lithium battery eliminates the need for frequent battery replacements and reduces waste. TypeC charging and phone backup Includes TypeC USB charging to recharge the flashlight itself, and provides essential backup power for your phone during outdoor excursions. Practical use scenarios Ideal for night hikes and camp setup to light your path and surroundings; useful for signaling or emergency illumination with the flashing mode; convenient as a everyday carry item that can back up phone power during travel or outdoor activities.