Features: brand new and high quality Voltage: 5V/12V/24V can be selected. Function: The relays is turned on when there is a signal, and the relays is turned off after the signal disappears. Output: passive output , a set of relays normally open + normally closed output. The maximum should not exceed 10A. Input: Voltage signal, more than 1.5V is an effective signal, and the current needs at least 0.1mA. Application: Combined with travel switch and induction switch to realize: automatic door closing over for time, interruption monitoring of assembly line product, interruption monitoring of water flow and air flow, other purposes, etc. Specifications: Voltage: 5V/12V/24V Power Consumption: <1.0w Output: Passive Output, a Set of Relay Normally Open + Normally Closed Output. the Maximum Should Not Exceed 10A. Life: More Than 100000 Actions Input: Voltage Signal, More Than 1.5v is an Effective Signal, and the Current Needs at Least 0.1mA. Size: Approx 70x25x20mm/2.75x0.98x0.78inch Screw Hole: Center Distance 64.5mm/2.53inch; Aperture 3.0mm/0.12inch Matching Shell: for Shell Matching QF-1# (need to Be Purchased Separately) for Time Limit: First Gear: Range from 0.2 Seconds to 30 Seconds, Accuracy: 0.1 Seconds Second Gear: Range from 0.2 Seconds to 300 Seconds (5 Minutes), Accuracy: 0.3 Seconds Three Gears: Range from 0.2 Seconds to 30 Minutes, Accuracy: 1.8 Seconds Four Gears: Range from 0.2 Seconds to 300 Minutes (5 Hours), Accuracy: 18 Seconds Package Includes: 1x Timer Control Relays Module note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.