51 SCM Bluetooth Remote Control Switch Appliance Control Universal Board DIY Kit

Parameter: Universal board size: 9 * 15CM; Power supply voltage: DC voltage 4.5 ~ 5V

Features: 1. Using Bluetooth wireless method, relay output, relay on / off indicator, relay can be connected to load, control household appliances, etc. (The relay belongs to a switch, which is controlled by a single-chip microcomputer to control the pull-in and disconnection of the relay to control the home appliances. 220V load, no load by default). 2. Press 1 on the remote control to pull in the first relay, and then press 1 to turn off the first relay, the same way as 2, 3, and 4. 3. Use Bluetooth module to realize Bluetooth remote control. 4. Use LCD1602 to display the current output status. Function introduction: You can use a Bluetooth-enabled computer, mobile phone, and other equipment to control the on and off of the relays on the board, and then control the on and off of other circuits, such as electric fans, lights, motors and other electrical appliances. The status of the switches can also be displayed on the LCD screen. Hardware composition: SCM + small system + Relay control module + LED indicator module + Bluetooth module + LCD1602 liquid crystal display module

Package includes:

1 x Universal Board DIY Parts