... ,4~20mA,RS485 4.support remote control water flow meter (LCD display),water level meterSBL digital target flow meter is improved ... range can be changed by replacing target according to need. LCD display.4-20mA, 0-10V, impulse, and RS485 outputs.Easy ... -up, for ordering, please note: right view, left view (showing gauge head water flow meter (LCD display)