Model EMF ECO-ECO is an economically priced, single range, battery operated digital gauss meter. It is housed in a hand-held industrial plastic case provided with externally accessible battery compartment and provided with a sensitive Hall-Effect probe type 3503. It is lightweight and handy for field use. It is provided with a single 0 – 1999 gauss range, which is the most commonly required range covering most of the industrial requirements. The front panel layout is simple and uncluttered. A power on/off switch, ‘power-on’ indicator, ‘Lo-Battery’ indicator, zero adjust control and the probe connection socket are all provided on the front panel. The design affords simplicity of operation, portability and sturdiness resulting in a cost effective solution for field use. EMF ECO-PORTABLE is a hand-held portable version of our Gauss meter with higher measuring ranges Battery : 9V – 200 working hours If the instrument is adjusted with a reference magnet of known field strength, better accuracy can be obtaine