Product Name: Car Gesture Light. Product Size: 15*9.8cm. Product Color: Yellow,Illusion. Product Material: Acrylic. Note: The gesture light does not contain batteries. Product Features: 1.🔥【Compliance with Traffic Laws】The car back window hand light comprises 203 amber LED lamp beads .The Finger Car Light also serves as a thoughtful gift for birthdays and special occasions with family and friends. 2.🔥【Effortless Installation】Prepare the application area by wiping it clean, then remove the 3M Velcro from the gesture light and remote control. Place them in your desired location and apply pressure for 30 seconds to activate the captivating LED car lights. (Batteries for the gesture is not included and must be purchased separately.) 3.🔥【Vivid Car LED Sign】This car LED sign hand delivers clear, bright illumination, ensuring visibility both day and night, enabling others to easily discern the displayed gestures. 4.🔥【Engaging Gesture Modes】Choose from 3 gesture modes to effectively capture the attention of other drivers or express gratitude. If you appreciate cutting-edge car electronics, this will be an excellent choice for you. 5.🔥【Instant Emotional Expression】This car light enables drivers to convey their emotions and engage in safe, friendly communication, making it suitable for expressing feelings and fostering positive interactions on the road. Package Includes: 1* Gesture LED（Battery not included）,1*Remote.