Mini Keychain Flashlight Compact and portable design: measures 88 x 35 mm, making it an ideal companion for hiking, camping, and other outdoor adventures. Multiple lighting modes: brightness, low brightness, and flashing modes to fit your needs in any situation. Rechargeable battery: builtin rechargeable lithium battery eliminates the need for constant battery replacements. Power bank functionality: TypeC USB charging allows you to back up power for your phone during outdoor trips. Practical and reliable: small size, easy to carry, and capable of providing essential illumination when you need it. Use scenarios Night hike or camping: use brightness to illuminate the trail, switch to low brightness to conserve battery, and use the power bank function if your phone runs low. Everyday carry and emergencies: attach to a keychain for quick access to a light source during outages or in lowlight tasks. Outdoor travel: compact and portable for onthego lighting and occasional phone charging when connectivity or power is scarce.