WUZHOU HIGH BRIGHTNESS - 200 lumens bright white LED light, bright enough to illuminate your path in the dark and ensure others see you from hundreds of feet away. HIGH BRIGHTNESS AND WEATHER RESISTANT - Bright white LED light is enough to illuminate your path even off regular roads and ensure others see you from hundreds of feet away. The silicone casing keeps out dust and water. EASY TO USE - This safety light has 3 setting modes, Full Brightness - Half Brightness and Red LED Flash, which can be accessed with just one click. USB Rechargeable - Built-in battery provides up to 50-100 hours of continuous lighting. USB charging, no batteries required! Our safety lights can be charged via the USB port with any device, such as a laptop or mobile phone, using the included cable. More convenient and environmentally friendly. IPX4 waterproof - can be used in all weather conditions. The silicone casing provides dust and water protection. Quantity: (1-pack) Silicone clip light, other products not included Dimensions: Length: 165mm, Max Width: 35mm, Max Thickness: 35mm (for reference only) color: blue Note, as there may be color and size differences between the light effect photographs and the actual product, please allow 1-2 cm error