Propane Gas Alarm To guard against explosive propane gas, we recommend that an alarm be placed near every place that gas operated appliances are installed. For extra protection, place at least one unit on every floor level. 120V AC, no batteries required Instant test/reset feature Power/Alarm indicators Self-diagnostic circuitry Loud piercing 85 dB Alarm at 10 feet 2-year limited warranty Here are some of the options available... STCP 1000 Direct Plug In STCP 1000 HW Direct Wire In STCP 1000 HWR Wire In With Relay How to Purchase Warranty Registration CO Alarm Direct Plug In Single Station: STCO-058 STCO-850 CO Alarm Hard Wire Single Station: STCO-058H CO Alarm Battery Operated: STCO-305 Propane Detector Series: STCP-1000 Natural Gas Detector Series: STCH-1000LC STCH-1000HW STCH-1000HWR Professional Series: PSM-011 Owner's Manuals: Download Owner's Manuals S-TECH 1495 DENISON STREET, MARKHAM, ONTARIO L3R 5H1 TEL:(905) 660-90661-800-203-7987 FAX:(905) 660-9261 E-mail: info@s-tech.ca Website: www.s-tech.ca