Electronic Counter Number of Digits 8 LCD Display Character Height 0.28 in Black Numbers on White Background Max Counts per Second 40 Input Signal 10 to 300V DC 20 to 300V AC (50/60 Hz) Output Rating 0.1A @ 30V DC Output Open-Drain MOSFET Mounting 2-Hole Rectangular Height 1.1 in Depth 1.09 in Width 1.43 in Series 34 Scaler No Preset 3 Power Required Self Powered (15+ yr Battery) Min On/Off Pulse 1 msec Prescaling Range - Reset Type None Interface None Connector Type Tabs