Đèn hậu xe đạp cảnh báo đi xe đạp ban đêm sạc qua cổng USB

USB Rechargeable LED Bike Light Waterproof Bicycle Seatpost Rear Tail Safety Warning Light Feature: Waterproof and shockproof bike taillight. Small size, convenient fast charging. LED lamp beads + PC lampshade, bright light without dazzling. Ultrasonic welding technology enables more waterproof. Switch lighting mode at will. Only 1-1.5 hours USB fast charging. 360° adjustable angle. Specification: Lens color: Red, Blue, White (Optional) Brightness: Max 30 lumens Lamp beads: 2835 SMD lamp beads Shell: ABS plastic Note: 1. There may be slight size deviations due to manual measurement, different measuring methods and tools. 2. The picture may not reflect the actual color of the item because of different photographing light, angle and display monitor. Included: 1 X Bike Tail Light 1 X USB Cable