Features: 1.The fingerprint access control machine adopts a fully sealed waterproof fingerprint head. Safe and convenient to use. 2.Filmless fingerprint collector, with green light, accurate recognition, fast reading speed, as fast as 0.2 seconds. 3.Built?in credit card module chip, equipped with management card, easy to add card or delete card. Can also set fingerprint management. 4.Support 1000 fingerprints, 1000 user card capacity, safe data storage and the data will not lost. 5.Available SD card (not included) to upload/download data, with doorbell function, easy to use. 6.Made of ABS industrial plastic, hard plasticized, impact resistant and wear resistant. Specification: Conditon: 100% Brand New_x000D_ Item Type: Access Control Machine_x000D_ Material: ABS Plastic_x000D_ Color: As Pictures Shown_x000D_ Size: Approx. 66 x 155 x 28mm/2.6 x 6.1 x 1.1in_x000D_ Fingerprint Capacity: 1000_x000D_ Card Capacity: 1000 Cards_x000D_ Communication Interface: Only Memory Card_x000D_ Working Frequency: 125Khz_x000D_ _x000D_ Identification Method: Fingerprint, ID Card_x000D_ Working Voltage: DC 12V_x000D_ Ambient Temperature: -40-40_x000D_ Doorbell Function: Yes PackageList: 1 x Access Control Machine1 x Delete Card1 x Add Card1 x Installation Accessories Bag1 x Instructions