Whadda WST8035 multifunctional up/down counter Digital TDR (s)

Very practical to count people or parts, scorekeeping,- Count up or down - Counter input by on-board switch buttons or by external pulses - Display modes: Normal or time (HH: Mm and mm: SS) - an internal oscillator allows time measurement - a memory function constantly compares the current value with a preset value and activates an output as long as both are equal. Both are the same - Self-Diagnostics at power up - supplied with a simple board-to-wire connector (20 cm wire).