Specifications: - Product Name : Tact Switch - Action Type : Momentary - Mounting Type: SMD Descriptions: - Features momentary action, 4 pins, round push button, SMD mounting. - Used in the fields of electronic products, household or office appliances, sound equipments, digital products, and more. - High precision mechanism design offers acute operation and long service life. - Switch Size : 3 x 3.5 x 2mm / 0.11 #34; x 0.15 #34; x 0.07 #34; (W*L*H);Button Size : 1 x 1.5mm/ 0.05 #34; x 0.03 #34;(H*D) - Pin Spacing : 5 x 1.4mm/0.19 #34; x 0.05 #34;(L*W);Pin Size : 1.5 x 1mm/ 0.03 #34; x 0.03 #34;(L*W) - Material : Plastic, Metal, Electric Parts;Color : Black, Silver Tone : Black, Silver Tone