With a 300mAh battery and Type-C charging, you can conveniently charge it using a computer or power bank. The multiple lighting modes allow for quick switching, including always on, running light, and flashing. Equipped with high-quality COB lamp beads, this taillight provides high brightness and flood warning for added safety. The tool-free installation with rubber straps makes it easy to install without any hassle. Its lightweight and daily waterproof design make it perfect for all weather conditions. Introducing our bicycle tail lights, the perfect companion for your cycling adventures. With a 300mAh battery and Type-C charging, you can conveniently charge it using a computer or power bank. The multiple lighting modes allow for quick switching, including always on, running light, and flashing. Equipped with high-quality COB lamp beads, this taillight provides high brightness and flood warning for added safety. The tool-free installation with rubber straps makes it easy to install without any hassle. Its lightweight and daily waterproof design make it perfect for all weather conditions. Don't let rainy days stop you from riding with our reliable and durable bicycle tail lights. Item Name: Bicycle Tail Lights Material: ABS Lamp Bead Type: COB LEDBattery Capacity: 300mAhCharging Method: Type-CCharging Time: about 40 MinutesFeatures: Multiple Light Modes, Simple Installation, High-brightness Size Details: L: 8.4cm/3.31", W: 7cm/2.76", H: 1.8cm/0.71" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Bicycle Tail Lights