Automatic start function The light sensor automatically activates the bobble head movement, giving your car interior a playful touch and entertaining motion without manual effort. Stable performance Automatic sleep mode, weatherproof construction, and an efficient solar system ensure the head moves through day-night cycles reliably and delivers durable operation with minimal maintenance. Eco-friendly energy source Powered by solar energy, this product operates without batteries. The sustainable design reduces energy use and avoids charging requirements. Enhanced car design Easy installation with a quick-setup base and broad fit improves your car’s appearance while providing a stable hold for long-lasting use. Use scenarios Daily driving: A low-maintenance interior decoration that activates automatically, adding character without cords or batteries to replace. Road trips and sunny stops: Solar-powered operation requires no charging and continues to perform in daylight, offering light amusement during stops or idle moments. Car shows and meetups: Eye-catching motion adds visual appeal while remaining securely mounted and weather resistant. Compatibility and performance highlights - Function: Autonomous motion triggered by light with a built-in sleep mode for energy efficiency. - Compatibility: Broad fit designed to suit a wide range of vehicle interiors. - Size and fit: Wide compatibility without complicated setup, enabling quick and secure installation. - Material and build: Weatherproof construction to withstand varied driving conditions and exposure to sun. - Efficiency: Solar-powered operation eliminates the need for battery replacements and charging efforts.