NOTES: * You need to prepare three AA batteries by yourself. * You need a 23A 12V battery for the remote control. Package included: 1 x Gesture handheld device (excluding battery) with 3M Velcro tape 1 x Remote control (excluding battery) with 3M Velcro tape Features: Great gesture display lamp Show your feelings to other drivers immediately in a safe and interesting way. This gesture light has three gesture modes, which can help remind and attract the attention of other drivers, or allow a kind driver to show appreciation or thanks. Bright enough for day and night use Composed of 176 LED lamp beads, this gesture light is bright and clear for use during both day and night, ensuring other drivers can clearly see the signal. This is a cool car accessory for drivers. Powered by three AA batteries (not included), it can be used for approximately 6–7 months, with up to 8.2 months of standby time (0.44 mA). The optional setting (0.20 mA) provides up to 8–9 months of use and up to 17 months of standby. Replace the batteries when the light dims. Easy installation Simply remove the 3M Velcro tape backing on the gesture lamp and remote control, attach to your desired location, and press for 30 seconds (clean the surface beforehand). Then you're ready to use. Conforms to American traffic laws The amber, non-flashing light design meets regulations in most U.S. states. This is a great gift for men and women, suitable for birthday, Christmas, and New Year celebrations.