WAFU Wireless Smart Invisible Fingerprint Remote Lock
Smart Device & Safety:https://goo.gl/uKFBBJ
*Internal & External Split Structure: Keyless Anti-theft Door Lock with 433Mhz (installed indoors) + Fingerprint Keypad (installed outdoors) + 2 Remote Keys.
*No hole design, open or close with a remote control, fingerprint or password, completely overcome traditional lock's shortcomings, realized real security.
*Multiple Operation Mode: fingerprint, password, remote key, touch. (Main lock: remote/indoor touch unlock; Fingerprint coder: fingerprint/password unlock.)
*Dual Circuit, dual system, work Independently. The the main lock can use standby system to unlock when main system is broken down.
*When the battery is low, buzzer alarm, means that changing batteries is necessary.
*Voice Prompts: voice guide when operation, which can be closed.