- New Bluetooth function, enjoy music and radio directly from your phone without wearing headphones. Wave your hand to control calls: wave once to answer and twice to hang up. In lighting mode, wave your hand to turn the lights on or off. Night lighting illuminates for one second, with a 230-degree illumination angle for wide coverage and enhanced visibility. Waterproof and sweat-proof design with IPX4 rating; secure charging port protects against sweat and rain, ideal for active use. Headlight is lightweight and convenient, suitable for various activities and easy to carry. Name: Intelligent Wave Induction Headlight Weight: approximately 76g Battery life: 2.53.5 hours Charging time: 3 hours Color: Black + White Material: Silicone + ABS Size: 25 x 3 x 1.5cm Package Contents: 1 x Headlight 1 x USB cable 4 x Helmet hooks Product package includes only the items listed above; other accessories are not included. Note: Lighting effects and display settings may cause slight color variations compared to the actual product. Measurement error allowed within +/- 13cm.