["for DC 12V Power-ON Counter Module Accumulator 3-Bit Red 0.36in Digital Tube Display Trigger Counter Module Accumulator\n\nDescription:\nPower on the calculator, each for time the power is turned on, the calculator adds one. Returns 0 when over 999.\nTrigger calculator, each for time get a trigger signal, the calculator adds one. Returns 0 when over 999.\n \nParameters:\n1>.Item Name:QF-MC03 for DC 12V Power-ON Counter Module/Trigger Counter Module\n2>.Model:QF-MC03\n3>.Work voltage:DC 6.5V-16V\n4>.Work mode:Power ON mode/Trigger mode\n5>.Display:0.36\" 3bit Red\n6>.Work Temperature:-40℃~85℃\n7>.Work Humidity:0%~95%RH\n8>.Size:43*23*11mm\n \nFunction:\nPower-ON Counter Module:\n1>.Each for time the power is turned on, the calculator adds one.\n2>.Returns 0 when over 999.\n3>.Short pads for KEY for more then 3second to clear statistical value.\n \nTrigger Counter Module:\n1>.Each for time press button 'for KEY', the calculator adds one.\n2>.Returns 0 when over 999.\n3>.Short pads for KEY for more then 3second to clear statistical value.\n \nApplication:\n1>.Power-on counter/Trigger Counter \n2>.Industrial control\n3>.Equipment inspection\n \nPackage:\n1piece QF-MC03 for DC 12V Counter Module"]