Garosa Bluetooth Relay Module, Compact 2 Channel APP Remote Switch Control for Home Automation DIY PCB DC 12V Board with Light Indicator 10M Open Range 1 Pack

Specification: Item Type: Relay Module Material: PCB Control Distance: 10M (Open Environment) How to Use: 1. Connect the power supply: the IN+ and IN‑ of the module are respectively connected to the positive and negative poles of the power supply. 2. There are 2 APPs to choose from using APP to control 2 way relays: one is a dedicated APP for Bluetooth relays developed by for Electronics, and the other is a general APP downloaded from the for Android application store. 2.1, Instructions for using the dedicated APP for Bluetooth relays: 2.1.1 Install the "LCBS Test Program" APP on the for Android mobile phone, the for Bluetooth serial port transmission tool, open the APP, click "Search for Bluetooth", connect the mobile phone to the for Bluetooth module, enter the password and click to confirm, after the connection is successful, the blue light will change from slow flashing It is always on, and then click the square to control the switch of the relay. PackageList: 1 x Relay Module

• 【Bluetooth Control】This relay module supports APP remote control and works as a bluetooth relay board for switching devices from your phone within 10M in an open environment.
• 【2 Channel Switching】Designed as a 2 channel relay board, it allows independent control of two circuits on DC 12V setups, suitable for DIY electronics and projects.
• 【Light Indicator】Built with a light indicator for clear status checking during operation, helping users identify working state at a glance during wiring, testing, or daily use.
• 【PCB Construction】Item type is a relay module made of PCB material, offering a compact board style for integration into control boxes, hobby builds, and simple automation layouts.
• 【Use Scenario】Suitable for home automation, electronics practice, remote switching tasks, and DIY control applications where phone based control and short range wireless access are needed.