Simple and convenient installation: equipped with installation accessories, very practical
Low voltage alarm: remind you to change batteries
Four unlocking modes: remote control unlocking, manual rotation unlocking, one-button internal unlocking, emergency mechanical unlocking, more convenient to use, ensuring your safety at home
Independent double electronic drive system, imported double motor, more reliable
Energy-saving control mode, low power consumption, 4 AA batteries (not included) can offer about 1 year of work