HDL-MASTH.2C (SB-CMS-THL) Ceiling Mount Temp. Humidity & LUX Sensor Ceiling Mount Temp. Humidity & LUX Sensor, include temperature sensor, LUX sensor, humidity sensor and dry contact input. supports HDL security function and security command. Parameters Model HDL-MASTH.2C (SB-CMS-THL) SKU 422351 Bus Power 25 mA Width 80 mm Height 80 mm Depth 32 mm Weight 92 g Material CustomOne CustomTwo CustomThree CustomFour CustomFive Discount category A 4 pcs in stock in stock in stock You can buy these goods through registered HDL partner. Question to product