The product is a pack of 10 sets of 20 black 4x4x1.7mm SMT tactile push button switches. These momentary switches feature a vertical orientation and are suitable for electronics applications. With a metal contact material and a push button/retractive switch style, these switches are ideal for interior use in smart home systems. Made in China, these switches offer a simple on/off operation method, making them a reliable choice for any electronic project requiring tactile buttons.
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