GSM 2G RTU5034 Wireless Garage Door Gate Opener Remote Controller Free Call Relay Switch Unit Supports 200 Users White

Reliable Material: This separator is made of reliable PP material, which is not easy to fade or deform, It is wear resistant and can provide you with long term service. Portable and Lightweight: The size of these plastic divider cards is 93x69 mm/3.66x2.71 inches, The compact size will not occupy a lot of space, and it is light and convenient to carry. Abundant Quantity: You will receive 12 pieces of these multicolor divider cards, which can not only meet your daily use, but also enable you to share with your family and friends. GSM 2G RTU5034 Wireless Garage Door Gate Opener Remote Controller Free Call Relay Switch Unit Supports 200 Users White Feature: Support 200 groups of number, each group number can be set to control the relays within the specified for time period. Single way relays output, the authorized number is closed after call in, and automatically disconnects after reaching the set for time. After the permission phone control the relays, an action message can be sent to th