Hispec ABMCARBON Mains Powered Carbon Monoxide Alarm with 9V Back-Up Battery\r\n- Mains powered with sealed-in, rechargeable lithium cells for backup preventing tenant access.- Quickly connects with snap-on harness and unit locks in place by default.- Neat circular design can be ceiling or wall-mounted.- Electrochemical sensor sampling air every 15 seconds safer than others sampling every 60 seconds.- These devices ideally should be inexpensive, foolproof, and portable so anybody can purchase and work the detector.\r\nThe Hispec ABMCARBON Mains Powered Carbon Monoxide Alarm with 9V Back-Up Battery is mains powered with sealed-in, rechargeable lithium cells for backup preventing tenant access. The memory recall feature enables users to verify if there has been a CO incident in their absence that had ceased before their return. Electrochemical sensor sampling air every 15 seconds is safer than others sampling every 60 seconds. These devices ideally should be inexpensive, foolproof, and portable so anybody can purchase and work the detector.\r\nFeatures:\r\n- Tamper-resistant locking device prevents unauthorized removal.- Monitors the air every 15 seconds for CO presence.- LEDs on base and alarm to show interlink and power supply are working.- Can transmit up to 30m indoors.- Power, Alarm, and Fault Indicators.- Electrochemical CO Sensing Technology.- Each unit features a test and hush button.- Can be powered from the nearest light fitting.- CE tested and certified.- Body Material: Plastic.- Color: White.- Brand: HISPEC.