Specifications:
Application diameter: 20 mm ~ 30 mm
Application thickness: 1.7 mm ~ 2.4 mm
Material: plastic, metal
Work voltage: DC12V±20%
Work temperature: -15 ~ 75 ?
Size:124 * 124 * 64 mm/4.9 * 2.5 * 2.5 inch
Weight: 265 g

Instructions:
1. Please remove the plastic in the slot and replace the to be used.
2. For One yuan RMB , please transfer to RMB special file (SW3)
3. With the need of circuit board, select N.O (often open) and N.C (often closed) switching,
4. Select the CDIN length and speed three stage switch (SW2).
5. The sensitivity adjustment of the selection of VR knobs, clockwise +, the selector is looser; counterclockwise -, the selector is stricter.

Package Included:
1 * CPU Selector
4 * Screw Bolt
4 * Nut