分类：Smart door lock
描述：1. Metal panel integration, not easy to be damaged by external force, solid and durable structure, novel and beautiful appearance (the first in the industry); 2. The service life is 23 years, and the number of buttons is unlimited; 3. Waterproof, antifouling and moisture resistant; 4. It is not affected by sunlight and incandescent light; 5. Multi media touch (hand, glove, wood, metal); 6. Drive 1 ~ 16 key to work; 7. Through dynamic 10V CS test, electrostatic contact discharge ± 8Kv, air discharge ± 16Kv, electrical fast transient pulse group ± 4KV.