Super Bright Bike Lights for Day or Night The bike light set is headlights and tail lights combination, which can light up bicycle front and rear. The 250 lumen bike headlight can keep you visible during both night and broad daylight. For protection from behind, the 85 lumen bike tail light has a 180 wide-angle adjustment that can be seen from blocks away. Rechargeable Bicycle Light SystemThis is a complete cycling safety system with features of rechargeable headlight and taillight. They are connected to any USB port. The bike tail light fully recharges in 3-4 hours and it can work 7 hours when turned on. The wireless remote needs to recharge 1-2 hours and can run up to 2 months. And the front light fully recharges, takes 3 hours and runs 6-8 hours. Multiple Lighting Modes Bike LightThe bike lights with multiple modes: Headlights can also double as a handheld flashlight and has 3 lighting modes (High, Low, Strobe Lights). Tail lights has 6 modes (steady light, brake light, red warning light, flicker light, turn left light, turn right light). Wireless Remote ControlRemote control the bike tail light to send signals in different modes by the 5 easy to use buttons on the wireless controller. Remote control on the handlebar, easy for cyclists to control during riding. Suitable for Mountain, MTB and Road Bicycles. The headlight also has the speaker button to remain the cars and bikes behind. IPX4 WaterproofIPX4 Waterproof level makes this bike tail light can be used on rainy days and outdoors. And the front light is also with common waterproofing, don t worry it will stop working on a rainy day. Cycling Safety Mountain Bike lights set--your best partner for outdoor biking.