Safety Siren Pro 3 Radon Gas Monitor Detector, 3/BX
EPA Evaluated. Home radon monitor. Ionization sensor. 85db mutable alarm sounds at 4 pCi/L or higher for long and short term readings. Accuracy: +/- 20% pCi/L. Averaging Frequency: Hourly.
Safe-T-Alert 65-542 Flush Mount 12V RV CO Alarm, White
Listed to UL 2034-98 for Recreational Vehicles and Unconditioned Spaces. Fully Operational During Mute. Mute does not override detection circuit, giving you full time protection. Memory Scan.
Gizmode Water Alarm Detector WA01 9V 110 dB
110+ db alarm for carpet or hard surface moisture. Alarm duration: up to 72 hrs. Outer shell: ABS plastic. 4 stainless steel sensors. 3" diameter x 3" high. 9V battery (not included).