TOSR04-T - 4 Channel Smartphone Relay Bluetooth Remote Control Kit -DS18B20



100 In Stock

Regular price US$49.95
Delivery to USA, Canada, Australia, UK, Germany and Europe: 7-15 days
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All the orders placed between 22 Jan. - 31 Jan. will be shipped on 03 Feb. 2020. All the previous orders have been shipped. We will reply your emails. You can place orders during holiday period also.

This is a Bluetooth Relay remote control kit including:

  • 1 x 4 Channels USB/Wireless Relay Module -DS18B20
  • 1 x BluetoothBee Wireless module
  • 1 x Water proof DS18B20
  • 1 x Mini USB cable

You can easily control this relay module by your computer or cell phone using Bluetooth.

We also provide a FREE Android App TOSR Bluetooth. You can control your device by your phone very easily.

You can download it Here: TOSR Bluetooth

USB/Wireless relay  module description:

This is a USB/Wireless Timer Relay Module,  it allows a computer to control switching of external devices by using the USB port of your computer.

It has a wireless extension port, that can work with XBee or Bluetooth Bee or Wifly modules, which means now you can control your device by Zigbee or Bluetooth or Wi-Fi.

The TOSR04-T module can be powered by USB bus or DC power and provides two-volt free contact relay outputs with a current rating of up to 10 Amp each.

It also has a DS18B20 temperature sensor port. You can use it to make your thermostat or any other similar application by yourself.

Relay power rating
If the relay is used at a voltage or current exceeding this specification, the life of the contacts may be significantly shortened.

A full datasheet for the relays used on the TOSR0x is here: G5LA datasheet

First Step - Install the Driver
The TOSR04-T module uses FT232RL USB to UART chip. Before using the TOSR04-T you will need to download the FT232RL Driver.

Connect the TOSR04-T and windows will detect it and ask for the drivers. Point windows to the inf folder and it will install the driver.

The TOSR04-T will now appear as a com port.

The TOSR04-T operates with an easy to use command set as described in the table below.

TOSR04-T Baud rate : 9600 

Test program 
To get the TOSR04-T up and running in the minimum amount of time we have put together an example program to demonstrate the functionality of the module.


Bluetooth control

WIFI control


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