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. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. 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 make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!