RECOMMENDED USING SURFACE: It is to simply attach the suction cup to smooth surfaces such as glass, mirrors, tiles, marble and stainless steel, rather than rough textured surfaces and wallpaper. BATTERY POWERED: This lamp can be powered by 3xAAA batteries (not included), and can be flexibly selected in any way, which is very convenient. EASY TO HANG: The Christmas decoration lamp has a ski Santa Christmas shape with a suction cup, which does not harm the wall. WIDE RANGE OF APPLICATIONS: Suitable for New Year, Christmas parties, weddings, commercial display, indoor decoration. EASY TO USE: Just stick it on the window, use the battery, and press the on/off button to use (lighting mode: steady and flashing light).
eBay