Description: 【Product Model and Material】: This is the 985 Plug in Creative Tail Light, made from ABS material. It's lightweight, with host dimensions of 3.5cmx2.5cmx2.8cm/1.38inchx0.98inchx1.10inch. 【Light Specifications】: The tail light comes with five different light bars red light, yellow light, green light, heart shaped red light and circular red light. These various lights can cater to your different needs during night cycling. 【Functionality】: The tail light features a long press for about 1 second to switch on/off and short press to change modes. A green indicator flashes when working while a red indicator flashes rapidly when the v is below 3V. 【Battery Life and Charging】: Depending on the mode used, the battery life varies between approximately 5 to 32 hours. It takes about an hour and a half to fully with a battery capacity of 300mah at an input of 5V (1-2A). A red indicator flashes during charging while a green 1 lights up once fully charged. 【Waterproof Level & Usage】: With an IPX4 waterproof level rating, this tail light is suitable for outdoor cycling as it provides warnings effectively even under rainy conditions. Specification: Material: ABS Size Chart: Host 3.5cmx2.5cmx2.8cm/1.38inchx0.98inchx1.10inch Package Includes: 1 Host 1 Suspended Seat 1 Tube Holder 1 Data Cable 2 Tie 1 Red Light Strip 1 Yellow Light Strip 1 Green Light Strip 1 Blue Light Strip 1 Love Red Light Strip 1 Round Red Light Strip Note: Please allow slightly errors 1-2cm differences due to manual measurement.