... to facial identification algorithm, it captures the relative position, size, and shape of user’s eyes, nose, cheekbones, and jaw features, these feature templates are ... unlockMaterial: aluminum alloy lock body, stainless steel boltLock Size: 203X34X41MMMounting dimensions: 146X29X39MMThe lock cylinder size: 15MM protruding length X 15MM diameterOperating voltage: 12VDCStart ...