Both front and rear lights are included. Super bright without dangerous dazzling. Absolutely a wonderful bike accessories for cycling enthusiasts.<Br/>features:<br />comes with a front &amp; rear bright light, offering great visibility and safety at night.<Br />both front and rear lights are rechargeable, just connect it with any usb devices.<Br />feature a one-touch switch, 3-4 working modes serves for different needs.<Br />great waterproof performance, safe to use in rain and winter weather. (Tip: avoid long time exposure in rains).<Br />built-in li-ion polymer battery delivers extra long battery life and strong power output.<Br />comes with 2 rubber o rings for easy installation<br />can also be used as an emergency light, flashlight, helmet headlight for cycling, camping, hiking, walking or other night work in daily life at any time.<Br/>specifications:<br />material: abs<br />color: black<br />quantity: 2 pcs ( front light &amp; rear light )<br />charging mode: usb charging<br />waterproof: ipx4<br/>front light:<br />battery: 800 mah<br />light mode: strong, slight, flash<br />endurance: 2.5H-4h-12h<br />size: 6.5 * 2.8 * 3 Cm / 2.6 * 1.1 * 1.2 In<br/>rear light <br />light mode: long bright, slow flash, shun flash, strobe<br />endurance: 1.5 - 4 H<br />size: approx. 73 * 23 * 20 Mm / 2.9 * 0.9 * 0.8 In<br/>package size: 13 * 10 * 3 cm / 5.1 * 3.9 * 1.2 In<br />package weight: 69 g / 2.4 Oz<br /> <br />1 * front light<br />1 * rear light<br />1 * usb cable<br />2 * rubber ring<br />