Electronic door heart RE 028

Smart modern heart lock works in multiple ways (fingerprint, password, card, TTLock app), characterized by fast response and high durability and runs on batteries. For emergencies, it supports opening with a mechanical key or via USB port for charging, and available in elegant colors to suit different tastes. Important notes: It is recommended to identify the size of the heart from the carpenter, and if that is not possible, the available size is 7 centimeters. Suitable for interior doors and courtyard doors only.