Password lock purchase Third, look at the product installation service

- Mar 10, 2019-

Whether the password lock is correctly installed is directly related to the safety and service life of the product. Only the installation of professional technicians can guarantee the use value of the product is not damaged, and also ensure that the interests of users will not be damaged. If only the product is provided, but the professional installation service cannot be provided, or the user needs to solve the installation problem, such an electronic lock product is not recommended.