Suggested Retail: $186.99. Siterlink Smoke Detector Carbon Monoxide Detector Combo with Voice Alert, Dual Sensor Fire and CO Alarm with LED Light and Test Button, Auto Check, Battery Operated, UL 217 & UL 2034 Standards, 6 Pack Standalone Model - This combo pack of Siterlink detectors provides high sensitivity smoke and carbon monoxide detection. The upgraded photoelectric and electrochemical sensors help to improve alarm sensitivity and minimize false positives. The detectors are easy to install and come with a mute button for false alarms. They feature a voice alarm system to alert you of danger. The pack includes 6 standalone models that are battery operated and meet UL 217 & UL 2034 standards. Each detector has a 10-year product life. Brand: siterlink Model: GS886-C -- LOT STICKER: TCE-BOX-BOXTCEA0403-ITEM-8626b513___LPNPMCL6707495 -- SIZES ARE ESTIMATED. 7 CALENDAR DAY FULL REFUND GUARANTEE (FROM PRIMARY PICKUP DATE) ON THIS ITEM IF ANY ISSUE IS FOUND THAT WAS NOT DESCRIBED/PICTURED. 7 CALENDAR DAY STORAGE (FROM PRIMARY PICKUP DATE) IS ALSO AVAILABLE. THE PRIMARY PICKUP DATE IS THE DAY AFTER THE AUCTION ENDS. SEE NOTES TO BIDDER, IN AUCTION DETAILS, AT THE TOP OF PAGE 1 FOR MORE INFO.