ParemTech Inc is the developer of the PTDevices brand line. Most popular being the Long Range Wireless PTLevel; bringing liquid level monitoring to the cloud. The Long Range Wireless PTLevel is a weather-resistant liquid level monitor for cisterns, sumps, chemical tanks, septic tanks, rain water harvesting, and more with a range of up to 1km and battery life up to 2 years. ParemTech Inc develops, prototypes, manufactures, and sells the PTLevels worldwide. Other products include the Wired WiFi PTLevel, dual sensor levels, temperature sensor devices, and deep well monitors up to 70'. more... See more text