Product Name: Smoke Detector Sensor with En14604 Approved Model NO.: GF-SD168 Receive Frequency: 315MHz Alarm Volume (within 1m): ?80dB Transmission Mode: Wireless Working Principle: Photo Electronic Application: Indoor Certification: CE, RoHS Signal Transmission: Stand Alone Type: Smoke Alarm Static Current: No More Than 10ua Operating Temperature: -10 +60 Degree Voltage: 9V Battery Radio Distance: 100m Transport Package: Carton Origin: China Product Description Features:Test by handAuto resetAsic adoptedAnti-light ,mothproof , dustproofSmt design, high stabilityStrong adaptabilityfor circumstanceTechnical Specifications:Operating voltage:1.9V battery(6F22 carbon battery,DC TYPE)2.AC110V/220V with 9V backup battery(AC TYPE)Static Current:≤10uAAlarm Current:≤12mAAlarmindication: Red LED flashSound level: 85dB/mOperating temperature: -10 +60ºCOperating humidity: 95%R.H.Detecting area 60 sq.m. at installation height<6m.Alarm output : sound & flash alarmRF signal 315MHz or 433MHz (wireless type)Radio distance : 100m(open area,wireless type)Execute criterion:GB4715-1993;EN14604Notice:1. The detector can not be installed under worse environment.E.g. coldest, hottest, dusty.2. Please test it monthly.3. Please clean the detector by soft brush per six monthes toensure the sensitivity and life of product. Pay attention toswitch off power before clean.4. When the voltage of battery is low or the chamber is dirty,the detector will beep once per 40s. Please change the battery atthis condition5. For various reason, including, but not limited to changes inenvironmental conditions, electric disruptions andtampering, the product may not perform as expected. Theuser is advised to take all necessary precautions for his/hersafety and the protection of his/her property.Package: