Wireless Smoke Fire Coal Gas Sensor Detector Alarm Tester Home Security System This product with intelligent design detects Coal Gas & natural gas propane, is suitable for detect the smoke in house, shop, hotel, restaurant, office building, school, bank, library, computer house & storehouse etc
Features: 1. Applicable gas: Coal Gas, Natural Gas Liquefied petroleum Gas, etc 2. Excellent stability 3. Wireless Interconnection Alarm (Optional) 4. Sound & Flash Alarm & LED indicating Alarm 5. Infrared Photoelectronic Sensor 6. SMT Manufacture technology 7. Dust-proof, Mothproof & Anti White light interference 8. Designed for the fastest possible installation Specification: 1. Power Supply: 9V battery (6F22 carbon battery, DC Type, Not included) 2. Static current: