Crystal Lamp Glowing Wishing Tree Ornament $ 26.69 Product information: Material: natural crystal/wooden base/glass cover Size: 12x7cm (manual measurement may have 0.5mm error) Power supply: the light is not a battery model, the USB model can be always on when connected to a power supply 24 hours to protect you uninterrupted Packing list: Power Bank+Ornament+Carton*1