Item Type: Digital Hour Meter Material: ABS Product Panel Size: Approx. 48 x 48mm / 1.89 x 1.89in Time Setting Range: 0-999.99 hours Voltage: AC 220-240V Frequency: 50Hz Operating Temperature: -10~50 Accuracy: 0.01 Resetting: Yes Built in battery type: button battery Battery model: button battery CR2016*1 Battery capacity: 70mah Package List 1 x Hour Meter Match the appropriate voltage when using. 1Broader Range: Designed to have 0999.99 hours wide timing range, this hour meter enables better control on varied systems. 2Simpler Works: Comes with high accuracy as well as resetting function, the easy operation will largely simplify your works. 3Clear Display: Digital display together with 48 x 48mm panel size ensures a clear viewing on the data, simple and reliable. 4Good Material: Adopting high quality ABS material, not likely to malfunction and has great durability for long term using. 5Easy Carrying: Light in weight and compact in body, very convenient to carry and install, which are quick and time saving.