ring ការណែនាំអំពីការដំឡើងឧបករណ៍ចាប់សញ្ញាប្រអប់សំបុត្រ
ring Mailbox Sensor Product Specifications: Model: Mailbox Sensor Power Source: 3 AAA batteries (included) Compatibility: Works with the Ring app Installation Type: Non-metal or Metal mailbox Antenna: Included for signal transmission Tools needed Drill 5/16 in (8 mm) drill bit…