Digital preset counter 1. Dual light 6 digit, 1 / 2 preset, Dim ... 96mm 2. Used with sensor or encoder 1. Features of Digital Preset Counter :* Preset length meter, soft buttons operation, easily operate* ... tansistor output; optional control output: N, F, C, R* Counter speed: 30Hz/300Hz/1000Hz/5000Hz,selectable by software* Modulus:0 ... .,LTD IBEST Dual Light 6 Digit Display , 48*48mm Digital Counter