Digital Bluetooth Cylinder Scale

● Accurate, safe&user friendly

● Display the propane levels&remaining cook time in minutes on phone

● Safe-no connection-no chance of leaks

● Low level alarm at 20%

● Compatible with US propane tank (LB): 20, 30, 40

● Easy to set up, easy to read, no tools required

● Bluetooth control with APP down-loadable in App Store&Google Play Store, named 'Propane Scale'

●Compatible with IOS6.0+&Android 4.3+ (Bluetooth 4.0+)

● App can run/sync in the background of phone system

●Transmitting Distance: 10-15 meters in sight 

● Power supply: 2pcs AAA batteries