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The Otcboimo Smart WiFi Wireless Relay Switch Module is a compact, versatile 1-channel relay supporting AC 85-250V and USB 5V inputs. Compatible with Alexa, Google Home, and the TUYA app, it offers remote control, dual working modes, and customizable timers. Designed for easy installation and reliable connectivity over 2.4G WiFi and Bluetooth, it enables smart automation of gates, doors, and various low-voltage devices with potential-free dry contact outputs.










| ASIN | B0CG182YQF |
| Actuator Type | Push Button |
| Best Sellers Rank | #73,151 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #151 in Electrical Outlet Switches |
| Brand Name | Otcboimo |
| Circuit Type | 1-way |
| Compatible Devices | Lights, Electric Kettle, Electric Rice Cooker, Electric Curtain, RF433 Remote-Controlled Devices, Alexa, Google Assistant |
| Connectivity Protocol | Wi-Fi |
| Connector Type | Plug In |
| Contact Material | Aluminum |
| Contact Type | Normally Closed |
| Control Method | App, Voice |
| Control Type | Multiple |
| Controller Type | Amazon Alexa, Google Assistant |
| Current Rating | 10 Amps |
| Customer Reviews | 3.8 3.8 out of 5 stars (21) |
| International Protection Rating | IP30 |
| Item Dimensions | 2.91 x 1.85 x 1.3 inches |
| Manufacturer | Otcboimo |
| Material Type | Plastic |
| Model | TYWB1CH-B1 |
| Mounting Type | Wall Mount |
| Number of Items | 1 |
| Number of Positions | 2 |
| Operating Voltage | 5 Volts |
| Operation Mode | ON-OFF-ON |
| Part Number | 1ch-220VUK-AUK |
| Smart Home Compatibility | Smart Home Compatible |
| Specification Met | Ip30 |
| Switch Type | Push Button |
| Terminal | Screw |
| Unit Count | 1.0 Count |
| Wattage | 50 watts |
P**L
Well Made
Worked Great
J**S
Works as advertised.
I used this to control my Sprinkler relay. It was easy to set up and works well.
G**.
Not a good choice
If you want to be totally frustrated buy this. Very poor instruction. Could not make anything work.
K**M
Multiple Voltage WiFi Switch
This WiFi switch is able to run on input of AC up to 250 Volts or 5 Volt DC via separate connections. Connection is WiFi or Blue Tooth. The switch can operate as a continuous On/Off or in inching mode. These functions make the switch quite universal.
J**I
Quality issues
stopped working after about 2 months, was used frequently
M**B
Great relay, except . . .
Works great, except it won’t work with a Mesh WiFi system.
B**1
Works like a charm
Followed the instructions and got it to control a heater stove in under 10 minutes. Once you set it up using the Tuya app, you just link Alexa to your Tuya account and it comes under voice control. I used USB power and the N.O. contacts to parallel the heater stove ON switch, and it's been working nicely.
J**L
No usable instructions, unlabeled buttons on cover
No usable instructions, very confusing. Unlabeled buttons on cover. Looked like a quick way to create a WiFi controlled momentary contact switch for $10, but was not the case. Not worth the hours it would require to figure it out. Returned
D**C
Great switch with many different setups possible, we are using ours as a momentary switch to open and close our gates
Trustpilot
4 days ago
2 weeks ago