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About products and suppliers

16521 biometric passwords products are offered for sale by suppliers on Alibaba.com, of which smart locks accounts for 72%, time recording accounts for 7%, and biometric access control products accounts for 6%. A wide variety of biometric passwords options are available to you, such as wood door, steel door and stainless steel door.You can also choose from black, stainless steel and silver biometric passwords,as well as from aluminum alloy, zinc, and zinc alloy biometric passwords,and whether biometric passwords is cloud, or memory card.