... ,it is supplyed by the safe power.5.Bulb shape: seed, snow, heart, five-pointed star, Christmas tree, eight angle flower, skull ... by your design. 6.Color: red, blue, green, RGB,yellow, white, warm white, pink, purple, multi -color. 7.Voltage: 3V/4V/6V ... :it can be designed as you like ,such as skull,pumpkin,bats,ghost,cat,skeleton,bird,all kinds of words etc ...