Cycle safely at night with the bike led flashlight with holderr it comes with a holder that can be easily attached to your biker the camera is waterproof for difficult cycling weatherr bulbs lifetime 100 000 hoursr voltage 45vr the light will last for 3 hours on the hard light setting and 6 hours on lowr size 98cm l lamp top diameter 3cm lamp bottom diameter 25cmr save and light up with the bike led flashlight with holder