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. Each 12V momentary switch comes with an 11.8-inch cable on one side for easy concealed installation and takes up no space The back of the momentary push button switch is equipped with strong double-sided tape, which can be fixed in any position as needed, easy to DIY installation Application scope: The product can be used in trigger response switches in automobiles, ships, industrial equipment, medical-equipment, homes, etc. Please note:There is a slight color difference or difference in kind, it does not affect the use, please do not mind, thank you! Quantity:10Pcs Colour:Black Material:Plastic Size:cable length: about 30cm Package Contents: 10 * Momentary Switch 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. Product Notes: Please allow a little manual errors.Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please confirm acceptance before ordering. About Shipping: Please ensure your shipping informations are correct to avoid delivery issues. All orders are shipped within 3 days after payment. Delivery usually takes 8–12 days, The specific delivery time is depend on circumstances. If you have any questions during your purchase, feel free to contact us. We will respond you within 24 hours.