Material: ABS + Electronic componentsNovel coffee cup design， Creative LED table lightBuilt-in 8 LEDs， bright and can lasts for a long timeComes with three cups， one for DIY， you can painting your personalize pattern or sign on the cupAnd you also can change yourself's favorite cupsBattery: 3 x AAA battery (not included)Size: approx.25cmx8cm/9.8''x3.1''USB wire length: 69.5cm/27.3''Package includes:1 x Night light lamp1 x USB cable3 x Creative paper cups