smart lock door digital security intelligent touchscreen fingerprint code card door lock electronic keyless security entry

condition: brand new material: stainless steel color: black battery: 4 aa batteries (not included) dynamic power consumption: 200ma(w) sensor technology: electromagnetic induction temperature: -20-50c antistatic: >15000v unlock mode: virtual password combination unlocking (1 set of 8-digit management password; 50 groups of 6 digits user passwords) / card (1 group of manage cards; 200 user cards) / two mechanical keys