1. Lighting mode: Double click the main light switch to enter the main light on mode: low medium high cycle (long to turn off), with memory function; and hold in the shutdown state to enter the extremely bright state, release to close; Triple tap main light switch: red light light cycle (long to turn off) 2. Double click the attached light switch: Color light: white red yellow green red flashing cycle. Long to turn off, with memory Long to enter warning, three clicks to turn on the attached light: enter discharge mode (power bank function) - three clicks to turn off (the blue indicator light only turn off after about 0.5 seconds of recognition) 3. Charging time: 3H 4. Battery life: Main light: High brightness: 3.5H, medium brightness: 5.5H, low brightness: 22H. 5. Headlight red light: 6H, headlight light: 17H, auxiliary light: white light: 28.5H, yellow light: 28.5H, green light: 28.5H, red light: 31H, red blue flash: 31H 6. Battery level display: discharge green light, red light turn on when the voltage is below 3.2V, red light flash when the voltage is below 2.9V, and it turn off when the voltage is below 2.7V. Power bank mode with blue light on, stops charging outside at 3.0V 7. Charging display: Charging red light, fully green light 8. Charging port type: TYPE-C type-c Charging port output 9. Battery type: Built in polymer 103448 2000MAH 10. Charging voltage: 5V1A 11. Working temperature: 45 degrees Celsius 12. Illumination distance: 100 meters 13. Waterproof rating: IP65 Color: As Shown Material: Aluminum PC Package Contents: 1 x Flashlight Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.