1. Compatible with DC10V-120V voltage range; 2. In the jog mode, the output time can be adjusted, and the output can be up to 15 minutes; 3. With relay normally open and normally closed output control. 4. IC card/NFC sensing distance: ≥25mm 5. can be connected to the exit button;meet your various needs; easy installation; suitable for DIY user modification, can be used for door lock control, vehicle modification, electrical control, and other occasions . Colour:As Shown Material:Composite Materials style:IC and NFC Package Contents: 2 x Control board with shell 2 x induction antenna 2 x management card 6 x user card Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.