SYS-1 Electronic Accumulating Cumulative Summary Timer AC100-250V Description: Time range: 99999.9 hour Accuracy: ±0.01 Zero setting device: no zero Working temperature: -10 C to +75 C Voltage: AC100-250V Power: 0.3W Size: 6.4x3.5x9cm Weight: 53g Package included: 1 x Accumulating timer