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Deal.ai › Unbranded › Remote Controls
Unbranded
433M Wireless Serial Port Module TTL Flash Module Communication Module Adapter Board with 15-Key Remote Control
Unbranded

433M Wireless Serial Port Module TTL Flash Module Communication Module Adapter Board with 15-Key Remote Control

Best price now

$11.87at WalmartChecked Nov 11

Compared across 2 stores. Prices are checked against each store and labelled with when.

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Price facts

  • Last seen at $11.87 at Walmart on Nov 11.
  • Checked at 2 stores.

Our take on the 433M Wireless Serial Port Module TTL Flash Module Communication Module Adapter Board with 15-Key Remote Control

A 433 MHz wireless serial (UART/TTL) module on an adapter board, paired with a 15-key remote control. It lets a microcontroller or serial device send and receive simple commands over the 433 MHz band without wiring. It suits hobbyists and makers building remote switching, sensor triggers or one-way control links. Compared with finished smart-home remotes, it is a bare component: no app, no cloud, no protocol stack, so you do the integration yourself.

Best forArduino and microcontroller hobbyistsDIY remote switching projectsMakers adding a wireless trigger to a serial deviceBench testing of 433 MHz links
Pros
  • Simple TTL serial interface works with most microcontrollers
  • 15-key remote covers many commands from one handset
  • Adapter board saves soldering a bare module
  • 433 MHz band is license-free in most regions
  • Small ABS and PCB build fits inside project enclosures
Cons
  • No documentation or library supplied
  • One-way link with no confirmation the command arrived
  • No pairing, encryption or interference handling
  • Range and reliability depend on antenna and surroundings

433M Wireless Serial Port Module TTL Flash Module Communication Module Adapter Board with 15-Key Remote Control prices at every store

  • WalmartNew

    In stockSold by HER ToolsReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $11.87Free shippingChecked Nov 11
    Visit Walmart
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $15.29Free shippingChecked Nov 11
    Visit Amazon

Store links may earn us a commission.

433M Wireless Serial Port Module TTL Flash Module Communication Module Adapter Board with 15-Key Remote Control price history

Lowest price we've seen: $15.29 on Nov 11 at Amazon. Tracked across 1 store since Nov 11.

About the 433M Wireless Serial Port Module TTL Flash Module Communication Module Adapter Board with 15-Key Remote Control

This kit pairs a 433M wireless serial port module with a 15-key remote control. The module is a TTL communication adapter board that can be used as a flash module.

The parts are made of ABS plastic and PCB.

Material
ABS, PCB
Frequency
433M
Interface
TTL serial port
Remote control
15 keys
In the box
1 set of 433M wireless serial port module with remote control

Questions and answers

What can I control with this module and remote?
Anything your microcontroller can switch or trigger, such as relays, LEDs, motors or a serial command handler. The remote sends key codes over 433 MHz and the module passes them to your device over TTL serial.
Does it work with Arduino or Raspberry Pi?
The TTL serial side is compatible with 3.3 V and 5 V logic in most setups, so Arduino boards are a natural fit. On a Raspberry Pi you use the UART pins, but check the logic level before connecting.
Is it a two-way link?
No. The remote transmits and the module receives; there is no return channel, so your project cannot confirm a key press was received.
What is in the box?
One set: the 433 MHz wireless serial port module on its adapter board and one 15-key remote control. Other items shown in listings are not included.
Do I need an antenna?
Range depends heavily on the antenna. A short wire of about 17 cm soldered to the antenna pad gives the best results at 433 MHz; without one, expect very short range.
Can several remotes be used with one module?
Each remote sends its own codes, so you can use more than one if your firmware distinguishes them. There is no formal pairing step; you capture and map the codes yourself.
Where is the 433M Wireless Serial Port Module TTL Flash Module Communication Module Adapter Board with 15-Key Remote Control cheapest?
At Walmart, for $11.87, as of our latest check.
Where can I buy the 433M Wireless Serial Port Module TTL Flash Module Communication Module Adapter Board with 15-Key Remote Control?
2 stores we checked sell it, including Walmart, Amazon.

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