Sell 433MHz Smoke Alarm Wireless Fire Detector Home Security System indoor Alarm best price

"With 433MHz Specifications: General purpose ideal for all areas: house, shop, hotel, restaurant, office building, school, bank, library, computer house and storehouse, etc. Alert and warn people stay far away from danger field when it detected smoke. Freestanding/wireless smoke detection alarm 360° omnidirectional detection high sensitivity alarm; When detecting the smoke generated in the early stage of the fire, the wireless smoke detector immediately issues an independent sound and light alarm alarm prompt and sends 433 signals to the fire main engine, and the wireless transmission distance is 300 meters; the built-in super volume alarm siren and overhead light guide column Item Name: Wireless Smoke Detector Material: ABS Voltage: DC9V Transmitting frequency: 433.92, transmitting code 1527 protocol Launch distance: 200m distance (outside antenna 500m) Static Current: Alarm Current: Battery: 6F22 (Not Included) Alarm Sound: ≥85dB Ambient Temperature: -10°C∼+60°C Size: Approx. 100x32mm Features: Easy Installation, Wireless, Security Device Certification: FCC/CE/ROHS/EN14604 compliant SAA Package Includes: 1 x Wireless Smoke Detector 1* Bag of Mounting Screws 1 x User Manual Without 433MHz Overview: Independently smoke detector is a device that detects smoke, typically as an indicator of fire. Commercial, industrial, and mass residential devices issue a signal to a fire alarm system, while household detectors, known as smoke alarms, generally issue a local audible and visual alarm from the detector itself. Widely used in home, factory, school, shop, offices, villas, residential areas where fire prevention alarm is needed. Features: *Exclusive smoke intelligent algorithm, high sensitivity, no false alarm, strong anti-interference. *Anti-Light, Moth-proof, Dust-proof, High stability. With long standby life, effectively extend battery lifespan. *Once triggered, it will flash with green light and loud high volume alarm sound, louder than 110dB. *Perfect full buckle patented structure, anti-dismantle cover, easy to install, clean and replace battery. No wiring needed. *Low Battery Alarm: When battery voltage is lower than 6.8V, sound prompts to remind users replace battery. Specifications: Working voltage: DC9V battery Battery Type: 1* 6F22 9V (not included) Static Current: ≤1uA Alarm Current: ≤40mA Alarm Indication: Green Light flash Sound Level: ≥110dB/m Operating Temperature: -10°C ~+50°C Operating Humidity: ≤95% RH Detecting Area: 60 square meter Item Size: Approx. 10.2 * 10.2 * 3.2cm (L*W*H) Note: This smoke detector work independently, can not work with any alarm system Package List: 1* Smoke Alarm 1* Bag of Mounting Screws 1* User Manual"