1. Material: aluminum alloy2. Intelligent sensing technology3. Free adjustment of lighting angle4. Power source: USB charging5. Light source form: LED6. Maximum range: 100-200 meters7. Lamp bead model: CREE-Q58. Working gear: 5 gears strong-weak-flashing-waved induction9. Applicable battery: 1000 mAh built-in battery10. Working voltage: 3.7V11. Power: 5W12. Lamp beads: CREE-Q5 lamp beads, strong long-range ability, wide irradiation range, long battery life13. USB charging hole: head charging hole, connect to the power supply can only be charged quickly, prolong battery life14. Headlight belt: flexible light belt design, you can adjust the appropriate size according to your own head size15. Angle adjustment: the head can be adjusted up and down according to its own needs, simple operation, easy to use, convenient for working lighting16. Rubber non-slip waterproof switch, soft material, comfortable hand feeling17. Headlight size: 57x35x25mm18. Product weight: 35 grams

http://olla.gr/usb-rechargeable-waterproof-sensor-headlight-outdoor-fishing-light-black/