Nebublu Bike Light,Panel Bike Head Solar Panel Bike Induction LED Mountain Waterproof Solar Panel Mountain Road Bikes ERYUE Head Smart Induction QISUO

7 hours normal working after full charge. Offers super brightness but not dazzling. Universal adjustable mounting bracket for most bikes, scooters. Built-in high precision sensor, automatic lighting in darkness and vibration mode. Converts the solar energy to electric energy directly, convenient and energy saving. Perfects for cycling, travel, camping, mountaineering and other outdoor activities.