Specifications: With laser light, the unique laser point function can play with pets. Bright LED, sturdy and durable, shockproof, long lifespan.              It can provide the warning effect and greatly improve the safety of night riding. Waterproof level up to IPX5. Type: Bike Tail Light Material: ABS + PC Waterproof Level: IPX5 Battery: Built-in Lithium Polymer Battery Size: 9.5cm x 2.8cm x 2.3cm/3.74" x 1.10" x 0.91" (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 Bike Tail Light 1 x Mount Base 1 x USB Cable