Smart Electric 270 6-Hour Cycle Timer 45-watt R-20 Plant Light Smart Guardian Bulb with Standard Base Socket, Purple Plant light automatically turns on and off to give your home a lived-in appearance Smart Bulb can be used in a standard base socket and emits 780-lumens of light for high visibility Features a purple finish that emits ideal lighting for plants Soft Start technology eliminates electrical shock to the filament to last 2-times longer 2-year unconditional guarantee