Sara 3 LED battery candles from Sirius are made of real wax and have a smooth surface. The lights emit a very warm and natural glow. The Sirius lights have a diameter of 7.5 cm and heights of 10 cm, 12.5 cm, and 15 cm. The candles are battery operated and feature a built-in timer function. The light automatically turns off after 8 hours if you set it to the 8H function. After 16 hours, the light will automatically turn on again. You can also use the on/off button. The bulb is shaped like a flame and moves just like a real flame. The candles are packaged in a beautiful gift box. Batteries are not included. You need to insert 2 x AAA batteries in the bottom of each light.