portable co detector for boats

{"cid":"91223243","title":"Waterproof Marine Carbon Monoxide (CO) Detector Alarm | 12V DC, 100dB Audible & LED Alert, UL 2034 Certified | Portable CO Alarm with Electrochemical Sensor & Customizable Threshold for Boat\/RV","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/d1\/72\/ce17852d31df58f225fa3a203f8e-200x200-1.jpg","attrs":{"Price":"$29 - $169","Brand Name":"GZAIR","Model Number":"SA103","Minimum Order Quantity":"10","Delivery Time":"5-8 work days","Certification":"CE, UL2034","Place of Origin":"China","Payment Terms":"D\/A,D\/P,T\/T,Western Union,MoneyGram","Supply Ability":"10000 pieces per month","Packaging Details":"32*36*59 cm","Alarm Type":"Audible and visual, Vibration","IP Degree":"IP67","Measurement Range":"0-1000ppm","Response Time":"T< 20s"}}