Product features: small and compact (length is only 9cm); ultra-long range within 300m; long battery life. 1. Why is it so bright? Because the LED uses Q5 high-power lamp beads. 2. What is high-power irradiation? Because it is a high-power Q5 lamp bead, non-ordinary low lumen LED Lamp type: LED Whether waterproof: Yes, IPX6 level Power supply: USB rechargeable Maximum range: 500m and above Continuous lighting time: 24h product details: 1. Strengthen the waterproof level. No fear of wind and rain, moisture-proof, pressure-resistant, drop-resistant, and resistant to harsh environments. 2. USB integrated charging. Built-in battery USB charging one line to solve all troubles. 3. Upgrade and highlight, pocket light flashlight. 4. Worry-free travel. The mini design makes it easy to fit into the bag without taking up space. Easy to carry.