1.steel lock face, has a higher intensity than ... of the processing power, multi-layered protection, durable stainless steel handles, corrosion-resistant, non-color standard lock body, ... , villas and residential use, etc.suitable for mood door or mul-doorSpecification:Response time< 1sAllowed shift< 2mm( ... storage2Lock surface dimensions280 * 74 * 63mmLock Thickness21cm Fingerprint Security Door Lock