Best Propane Sensors

Kidde Carbon Monoxide Detector, Propane, Natural, Methane, & Explosive Gas Alarm, Plug-In Wall with 9-Volt Battery Backup, Digital LED Display

Mopeka Pro Check Sensor - Wireless Propane Tank Magnetic Sensor Level Indicator - Propane Gas Tank Pressure Gauge Electronic for BBQ Grill - Remote Ready Propane, Butane and Fuel Level Gauge with App

TOPTES

TopTes PT199 Natural Gas Leak Detector with Audible & Visual Alarm, Portable Gas Sniffer to Locate Combustible Sources Like Methane, Propane for Home(Includes Battery x2)-Orange

TOPTES

TopTes PT520A Natural Gas Detector, Gas Leak Detector with 17-Inch Gooseneck, Locating The Source of Propane, Natural Gas, and Combustible Gas Leak for Home and RV (Includes Battery x3) - Orange

Techamor Y401 Natural Propane Gas Detector, Home Gas Alarm and Monitor, Leak Alarm for LNG, LPG, Methane, Coal Gas Detection in Kitchen, Home, Camper (1, White)

DOZYANT Propane Tank Gauge Level Indicator Leak Detector for 5lb-40lb Propane Tanks (2 Pack), Universal for BBQ Gas Grill, Cylinder, RV Camper, and More Appliances, Type 1 Connection

RV Carbon Monoxide & Propane Gas Alarm, Briidea Dual LP/CO Alarm with Separate LED Indicator Light, 100dB Loud Alarm, Provide You with Early Warning to Ensure Safety, 12 VDC

Mopeka PRO+ LR Wireless Propane Tank Monitor for Residential & above Ground LPG Tanks - Propane Tank Gauge Level Indicator - Bluetooth Propane Tank Sensor - Stronger Ultrasound, Longer Battery

Plug in Natural Gas Detectors & Propane Gas Detectors for Home,RV & Kitchen, Combustible Gas Leak Detector Monitor for LNG, LPG, Methane.

TOPTES

Natural Gas Detector, TopTes PT177 Gas Leak Detector with Audible & Visual Alarm, Portable Gas Sniffer to Locate Combustible Gas Leak Sources Like Methane,Propane for Home (Includes Battery x2)-Orange