4 Modes. flickering light bulbs has flame emulation mode, breathing mode, general light mode and gravity induced mode. The flashing lights are perfect as a Halloween outdoor decorations. | Simple mode switching. When you quickly turn off and on the switch, the bulb will switch to the next mode. | Easy to install. Led flame effect light bulb fit all standard E26 screw bases. You just need to screw it to the lamp holder and turn on the switch. | The perfect substitute for candles and flames. In order to enhance the effect of the flame flicker, please install the bulb in the frosted glass shade, lantern, salt lamp etc.