Features: brand new and high quality The high-power LED lamp beads achieve a brightness that cannot be seen directly at close range.The wick is wrapped with a yellow protective film to ensure the internal circuit and easy to hide. The yellow is close to the color of the fingertips and skin.The wick can be freely matched with your favorite finger style. The built-in lithium battery can be recharged repeatedly, and the for smart charger has a status indicator. Four colors Light Type, red, white, blue and green, four independent switches, each switch controls a color. Size description: The wick is independent, the original finger set is a regular size with soft nails, suitable for most people, if your fingers are thicker than ordinary people, you can buy a large finger set with soft nails in our store, this wick can also be Use with your existing fingertips. Specifications: Material:Vinyl Type1: Red light Type1: Red, white, blue and green lights Size: As the Picture Package Includes: 1 Set Thumb Light（2 x Lights,2 x finger cot,1 x USB Cable） note: 1.Please allow 0-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3.Because the light is too bright, do not look directly at the light at a close distance, and do not aim the light at other people's eyes at close range, so as to avoid eye discomfort. 4.Other parts are not included. Thanks for your understanding.