The remote control candle can be used indoor and outdoor area Can be used ... in the christmas tree, museum, church, coffee house Remote control candle light is a new electronic energy-saving and Environmental protection ... Receiver frequency: 433.92MHz Waterproof class: IP53 Temperature: -10centigrade~ +40centigrade Candle lightKD-503A/B Model: KD-503A:LED---ON/OFF Model ...