A. The button switch operation type of this product is instantaneous. Press and hold the button to turn it on, and release the button to turn it off. B. Each 12V momentary switch comes with an 11.8 - inch cable on one side for easy concealed installation and takes up little space. C. The back of the momentary push button switch is equipped with strong double - sided tape, which can be fixed in a position as needed, facilitating DIY installation. D. Application scope: The product can be used in trigger response switches in automobiles, ships, industrial equipment, medical equipment, homes, etc. E. Please note: There may be a slight color difference or difference in kind, which generally does not affect the use. F. Quantity: 8 Pcs G. Colour: Black H. Material: Plastic I. Size: cable length: about 30 cm J. Package Contents: 8 * Momentary Switch K. Only the above package content is included, other products are not. L. Note: Light reflection and different displays may cause the color of the item in the picture to differ a little from the real thing. The measurement error is allowed to be +/- 1 - 3 cm.