This is a new type of bicycle tail light that can be considered as a safe cycling partner. It is ideal for bicyclists, climbers, as well as hikers. By owning it, you will be the most shining star at night. The waterproof design will make sure you get to ride comfortably under any weather. The anti-theft alarm taillight is safe and convenient for outdoor use. The device can be powered up with USB charge and will automatically stop taking power after recharging to ensure a better battery life. To add to this is the wireless bell that is strong enough to pass through walls and help you ride on the streets in a proper way.