Technical performance Voltage: DC 10-80V AC 110V、220V、24V 1、6 Figure 99999.9 Hours High,3.5mm,White On Black,White-hour.Red-minute 2、Free Battery Self-power 3、Low Watt Consumption:12V(DC)≤0.2W,48V(DC)≤0.7W 4、Accuracy Quart Vibrator 5、Shock Operating 8 G (10-75HZ 1-8 G) 6、Operation Temperature Range -25℃-+65℃ 7、A Ragged Housing With Complete Sealed 8、Power Connection With Plunge Leads 9、Integrated Circuit 10、Accurate Count ? Minute Per 24 Hours