1Multiple Lighting Modes: 3030 model lamp beads, high brightness without highlight, no ultraviolet rays, multiple lighting modes, can meet different outdoor lighting needs, (including high brightness, low brightness, red and blue flashing SOS). 2Battery Power Supply: Polymer battery 400mAh, long battery life, long life, low energy consumption, Type c interface charging and recycling, energy saving and environmental protection. 3Multi Function: Small in size, powerful in function, it integrates the functions of lighting, window hammer, magnetic suction, lanyard, bottle opener, Type c interface charging, and whistle. 4Lightweight and Portable: Keychain flashlights are mini compact and easy to carry, with a keychain lanyard to carry anywhere. 5ABS and Aluminum Shell: ABS and aluminum shell, strong impact resistance, life grade waterproof, long service life.