... ,1.0%0.5%0.2%accuracy 3.6~4000mm,4~20mA,RS485 4.support remote control water flow meter (LCD display),water level meterSBL ... range can be changed by replacing target according to need. LCD display.4-20mA, 0-10V, impulse, and RS485 outputs.Easy installation ... : right view, left view (showing gauge head water flow meter (LCD display)