X-Sense SC01 Smoke & Carbon Monoxide Detector Combo, 3-Pack

X-Sense SC01 Smoke & Carbon Monoxide Detector Combo, 3-Pack (SJ462)Item has been used before - Will show signs of usage such as scuff marks, scratches, dirt, dust, etc. PLEASE VIEW ALL PICTURES. Item has been removed from original packaging and handled for inspection - Please anticipate signs of handling. Outer packaging will have cosmetic imperfections. Product may not ship in original packaging. Includes all item(s) seen in picture(s) ONLY. 2-in-1 protection: photoelectric smoke & electrochemical CO sensors Sealed 10-year lithium battery, no hardwiring needed Loud 85 dB alarm ensures fast response in emergencies Easy wall or ceiling mount with included hardware Durable heat-resistant PC plastic construction Standalone model SC01 (not Wi-Fi or interconnect capable) Includes 3 units for multi-room safety coverage Letters and Numbers in ( ) is the items location and is for our reference ONLY.