LED power supply 24 V DC, on/off switchable. Ceiling cut-out Installation depth mm, Length 150 mm, Width 40 mm, Weight 0,112 kg,, with max: 20 W, Delivery without bulb. Housing material: Plastic, Permissible ambient temperature (ta): -20 °C - +25 °C, Protection class (EN 61140): II, Degree of protection (DIN EN 60529): IP20. For direct connection to mains voltage, on/off switchable. Additionally this luminaire is ENEC-proofed by an independent laboratory.