4 Watts Consuming Candle Bulb for Indoor Usage can function in different temperature ranges varying from -5 Degree C to +50 Degree C. The Candle Bulb consumes 4 watts during operation. The Candle Bulb can work in a humidity range of 10%-90% RH. 4 Watts Consuming Candle Bulb for Indoor Usage is featured with bright light emitting diode.