19mm hlau waterproof 5 tus pin ON-OFF laub khawm hloov LED Nplhaib / hwj chim / dome hloov
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Yav dhau los: 19mm Ib txwm Qhib hlau tsis muaj dej tsis txaus Momentary Surface mount laub khawm hloov lub computer pib Tom ntej: 19mm waterproof hlau laub khawm ntsia hlau davhlau ya nyob twg Flicker Buzzer liab lub teeb
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