Check the listing for details. Ecolink WST-740 Wireless Pet Immune Motion Detector – DSC – 433 MHz Compatible. Condition: New. Listed at 39.99 USD. Ecolink WST-740 Wireless Pet Immune PIR Motion Detector – DSC – 433 MHz CompatibleAdvanced Security LLC offers UL Alarm Monitoring Services starting at $15.00 per month or DIY Self-Monitoring Services starting at $10.00 per month, NO Contracts, NO Hidden Fees, & NO Activations Fees. Message or visit our websiteWe are an Authorized Alarm DC, Honeywell Home, Resideo, AlarmNet, Ecolink, DSC, Telguard, SecureNet, Uplink, Alula, Bosch & 2GIG Security Dealer. We only sell Genuine Products, from authorized distributors. Not closeouts or old stock.With uncompromised detection capabilities and Pet Immunity, the Ecolink Motion Detector offers reliable,false-alarm-free protection.The Ecolink WST-740 Wireless Pet Immune PIR Motion Detector – DSC – 433 MHz Compatible is the newest Wireless PIR motion Sensor by Ecolink..Compatible with 433 Mhz panels DSC, and TycoImproved pet immunity up to 85 lbsDecor friendly, designed with smooth rounded front finish and hidden lensHigh performing capture algorithm and Fresnel lens patternFEATURES:433 Mhz wireless protocolExtensive wireless range – up to 600 ft. line-of-sight40′ X 40’ 90-degree coverage pattern.Light immunity: 2000 lux Pet immunity up to 85 lbsAdjustable sensitivity levels – Normal & High1x CR123A, Lithium battery5-year battery lifeDetector dimensions: 3 ½” top to bottom, 2 5/8” side to sideOperating Temp 32°-120°F (0°-49°C)Operating Humidity 5-95% RH non-condensing