niceEshop(TM) Black Waterproof Silicone Rear Bicycle Light Flashlight with 2 LED Bulbs(Red Light) It has 2 LED bulbs which features high bright and stable light, durable in use Designed with the waterproof, vibration-resistant and prevent-falling, it can be used in various circumstances A good helper for riding, camping and hiking With sophisticated technology and high brightness LED lights