... 3/4 LED display 2.Distinguishability:0.1s, 0.1min,0.1h 3.control range:0-9.99h, 0-99.9h, 0-9 Numeral display style time ... ) Distinguish ability: 0.1S, 0.1min, 0.1h or 1s, 1min, 1h, or 0.01s, 0.01min,0.01hc) Control range: 0 9.99h, 0 99.9h, 0 999hd) Assign method ... 220V 3A (resistance negative carry)f) Work environment:i) Temperature: 0 50oC ii) Humidity: ≤85%RH iii) No corrode gas situation3 ...