... 2.two alarm output system 3.backup data for power fail 4.digital display timer Feature1. look nice, operation easy, strong anti ... A, B,C type available.3. backup data for power fail.4. high accuracy, wide setting scope.Model and ... supply 220V-265V, 50/60Hz (10-50VDC input available)Power consumption 50VA MaxCounting scope 0.1-9999.9s 1-99999s ... million times.Operation temperature -20 to +70°C timer