Feature: 1. Six Colors: This running light vest possesses RGB six colors for you to choose according to your needs, including red, green, blue, pink, purple and orange. 2. Adjustable Size: The waist and height of this running light vest can be easily adjusted, suitable for different seasons. 3. Strong Light: The front light provides strong light or low light, and it supports 85 degrees tilt, meeting your needs. 4. Waterproof Design: This running light vest adopts premium waterproof technology that can adapt to different weather and environments. 5. Wide Application: This running light vest is widely used in night running, fishing, mountain climbing, camping, adventure, hunting and so on. Specification: Item Type: Reflective Running Vest Material: ABS Lamp Beads: 3W Light x 1+ RGB Color Beads x 4 Brightness: 120lm Product Size: Total Length of the Unfolded Strap: Approx. 110cm / 1.20yd ( Manual Measurement, Slight Error May Exist ) Battery: Inbuilt One 103040 Polymer Lithium Battery, Capacity 1200mAh (Battery Included) Battery Life: 4-8 Hours Rgb Mode: Gear 1: Green, Blue, Red, Purple, Pink, Orange, Slow Streamer 2 Blocks: RGB Random Color, Fixed Light 3 Blocks: Green, Blue, Red, Purple, Pink, Orange, Cyclic Flash Front Light Mode: Strong Light, Low Light Weight: Approx. 268g / 9.45oz. Package List: 1 x Reflective Running Vest (Battery Included)1 x USB Charging1 x User Manual