433Mhz Wireless Copy Remote Control Switch Doorbells For Home For Learning

Feature: \n 1. Versatility: Our remote control switch is widely applicable to various products, such as remote control switch, anti theft alarm, remote control door lock, remote control electric rolling shutter doors and window, industrial control products, etc.\n2. High Sensitivity: In an open environment, the sensitivity of our remote control switch can \u2011100dbm. In an environment with relatively large wireless interference, the transmission distance may be shortened.\n3. Easy to Replace Battery: Open the back cover of the remote control button to replace the battery. Our portable doorbell easily pairs and connects so you can make your battery powered.\n4. Durable ABS Housing: Our remote switch has durable ABS housing, which is wear proof, tear proof and not easy to deform. It is durable and has long service life.\n5. Wide Application: Our remote control switch is great for large homes, apartments, offices, and warehouses. It can bring you a better and safer use experience. \n: