1Match with different based through its 35mm rail guide. 2The allowed voltage fluctuate tolerance is between 85~110% which is large and can endure voltage fluctuation. 3The mechanical and electric life of the relay is long. 4Less than 1% of repeat error provides high accuracy of the relay. 5The relay has 8 pins and the relay time is up to 10min. Features: Match with different based through its 35mm rail guide. The allowed voltage fluctuate tolerance is between 85~110% which is large and can endure voltage fluctuation. The mechanical and electric life of the relay is long. Less than 1% of repeat error provides high accuracy of the relay. The relay has 8 pins and the relay time is up to 10min. Specification: Item Type:Timer Relay Voltage:12V 24V 110V 220V(Optional) Delay Range: 10Min Working Mode: Release Delay Repeat Error: 1% Number Of Contacts: 1 Set Of Delay Contacts Contact Capacity: AC220V 5A (Resistive) Mechanical Life: 1000000 Times Electrical Life: 100000 Package List: 1 x Timer Relay