10-100Pcs Waterproof Membrane Button Switch 4.8*4.8*0.55 3.7*3.7*0.35 3*3*0.8 4.5*4.5*0.55 4*4*0.8 2.6*3x0.65 Patch Micro Touch

10-100Pcs Waterproof Membrane Button Switch 4.8*4.8*0.55 3.7*3.7*0.35 3*3*0.8 4.5*4.5*0.55 4*4*0.8 2.6*3x0.65 Patch Micro Touch

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