Portable Door Lock for Hotel Room This smart lock is made of stainless steel, which is sturdy and durable, with higher overall strength, wear resistance, high temperature resistance, and a longer service life. After swiping the card, it is pressed to open the door. The unique free design effectively protects the internal mechanical parts of the lock from being opened by violence. It is longer lasting and can be locked by rotating it to prevent malicious unlocking through the eyes of a cat and prevent pets and children from opening the door by mistake. The hidden keyhole is beautiful and generous and safer than traditional door locks. Our company is a professional manufacturer of smart locks. Focuses on the development and production of Electric Lock, Electromagnetic Lock,Titanium Wire Electric Lock, Smart Door Lock, Face Recognition Door Lock, Password Door Lock and Smart Lock.If you want to have a deeper understanding of us, welcome to contact us, we will se…