WIFI frequency: 2.4GHZ. Children can also use it. Magnetic card frequency: 13.56MHz.

TUYA WIFI 3D Face Recognition Lock With Camera Fingerprint Magnetic Card Password Smart Automatic Door Lock. Panel material: aluminum alloy. Lock material: special pure stainless steel. Palm print capacity:? 100. Reading time:? 0.5S. WIFI frequency: 2.4GHZ. Magnetic card frequency: 13.56MHz. Identification method: radio frequency induction. Operating temperature: -15° to 65°. Working humidity: 20%80% RH. Lock safety level: C level. Application environment: wooden door/door/household door/aluminum door/steel door/door. Door thickness: door thickness is about 2.8cm-10cm (additional bearing needs to be extra thick). Waterproof grade: slightly waterproof, does not accept direct rain, can not be installed in a completely open environment. Opening direction: left and right compatible. Product function: remote camera unlock + temporary password + data record + face recognition + fingerprint + magnetic card + password + doorbell + video peep hole + automatic switch lock. Using the same 3D structured light face recognition technology as the bank, it can be recognized very quickly, with high accuracy and a wide range of recognition. Children can also use it. Remote camera unlock + dynamic password + temporary password + information reminder + information record. Indoor high-definition display screen, the situation outside the door is clear at a glance, with infrared camera, the effect is not affected at night. Escape quick-open design, turn the handle to retract all the latches, and open the door quickly. Hardcore technology to protect your home safety. About the power supply. 4000MAH built-in lithium battery, under normal opening frequency, it can be used for 4-6 months, 1 hour per charge, 5V, 3A charger is recommended. About the lock body. C-level lock cylinder + special stainless steel lock body, multi-channel anti-theft technology, effectively prevent technical unlocking. The measurement method is shown in the figure. Please measure the length and width of the side of the door. The lock body of this lock is an anti-theft door lock body. If it is not a standard size, you can choose a larger lock body to cover it. Complete accessories and tight packaging (sponge + product packaging + extra carton), no need to worry.