Specifications:
Application diameter: 20mm ~ 30mm
Application thickness: 1.7mm ~ 2.4mm
Material: plastic, metal
Work voltage: DC12V±20%
Work temperature: -15 ~ 75 ?
Size:Approx. 124 x 124 x 64mm/4.9 x 4.9 x2.5inch
Weight: 265g

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 x CPU Selector
4 x Screw Bolt
4 x Nut

Note:
Please note that the new type and old type of this product will be sent randomly and make sure you will not mind before ordering.