Solar Radiometer A decorative glass radiometer in yellow that spins when exposed to sunlight, demonstrating the conversion of light into motion. Elegant enough for display in an office or living room and simple enough to use as an educational demonstration or a thoughtful gift. Key benefits Decorative focal point: Attractive yellow glass design enhances desks, shelves, and living spaces. Visual demonstration: Blades rotate under sunlight to illustrate light to motion conversion. Simple to use: No setup required beyond placing the radiometer in a sunny spot. Clear size and material: Compact dimensions and glass construction make it easy to position and display. Product details Colour: Yellow Material: Glass Size: Approximately 14x7.5cm Performance: Blades rotate when exposed to sunlight, visibly converting light into motion Package contents 1 * Solar Radiometer Only the above package content, other products are not included. Notes Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/ 13cm. Use scenarios Office desk: Place on a desk or shelf as a subtle kinetic ornament and conversation piece. Living room display: Add to a mantel, side table, or windowsill to catch sunlight and create motion. Educational demo: Use in a classroom or at home to demonstrate how light can produce visible movement. Suitable as a gift for friends or family who appreciate simple science demonstrations and tasteful home decor.