Mopeka TD200 BLE - LR 4' or Less Tall - Work w/All Non-Pressurized Fluids [M2012007]TD200 BLE LR 4' or Less Tall Work with All Non Pressurized Fluids With the Mopeka TD200, youll be able to accurately measure the capacity of your non pressurized Liquid Commodity Tanks anywhere, anytime. The Mopeka TD200 Sensor will attach to the top of your tank and measure tanks to depths of 4 (Feet). The sensor can be quickly calibrated on the Mopeka Tank Check or Mopeka Co Pilot app to measure Water, Oil, Gas, Diesel, Chemicals, and other liquid