1.Measuring range programmable 2.4~20mA input 3.Loop-powered 3.low voltage drop(only 3V) 4.Low power ... consumption 2-wire loop powered LED indicator MS653Performance4-20mA input ,Loop-poweredWith a black ABS front-panelMeasuring range ... producing and marketing,we always win good feedback from customers! Loop powered indicator,2-wire Loop powered display MS653