Smart lock(EE-100)

Specification
Features: 1) No noise when unlocking 2) Safe 3) Electronic fittings never heat, wire loop cant be destroyed 4) Both positive and negative can unlock 5) Mechanical unlocking for use when power is cut 1) Voltage range: 10 - 20V 2) Continual unlock current: 0.15 - 0.20A 3) Average unlock power: <4W 4) Power wire resistance: <2Ω 5) Unlock wire resistance: >600Ω 6) Life: >300,000 opening times 7) Noise: <30dB 8) Other intelligent signals can be added