[Material] Fireproof plastic cover [Protection grade] IP30 [Installation mode] Ceiling mounted [Rated voltage] AC220V [Main power consumption] 5W [LED light source] High brightness, low power consumption LED [Emergency time] ≥ 90 minutes [Emergency luminous flux] ≥ 57Lm [Sensing mode] Voice control sensing [Battery] 1.2V700mAh nickel cadmium battery [Overall dimension (length × width × thickness)] Φ 350*72mm [Package quantity] 20 sets |