PW712U Reset & Teardown (FCC ID 2AJ5F-SM-PW712U)

Before you buy the Tuya OEM PW712U, check what's inside.

This is a Tuya-based WiFi smart plug, controllable via the Smart Life app and compatible with voice assistants like Alexa and Google Assistant. It offers remote on/off control and scheduling for connected appliances.

⚠️ NOTE: This is a mains-powered device. Ensure all connections are made by a qualified electrician and that power is disconnected before installation.

Quick Specs

Manufacturer: Tuya OEM
Model: PW712U
Protocol: WiFi
Chipset: Realtek/Beken
Ecosystem: Tuya / Smart Life
App: Smart Life

🔧 Geek Corner (Flashing Info)

Chipset: ESP8285
Flashable: ✅ Yes
Info: Based on the FCC ID and common Tuya devices with Realtek/Beken chipsets, it's likely based on an ESP8285, which is flashable with custom firmware like Tasmota or ESPHome.

User Manual

Scanned pages from the official user manual:

PW712U Manual

External Photos

Photos of the device exterior:

PW712U Exterior

Internal Photos

Teardown photos showing the PCB and components:

PW712U PCB

Verdict

The PW712U is a WiFi device from the Tuya / Smart Life ecosystem.

📄 Click to view full text manual (SEO)

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FCC Warnning:
This equipment has been tested and found to comply with the 
limits for a Class B digital device,
Pursuant to part 15 of the FCC Rules. These limits are designed to
 provide reasonable protection against harmful interference in a 
residential installation. This equipment generates, uses and can 
radiate radio frequency energy and, if not installed and used in 
accordance with the instructions, may cause harmful interference 
to radio communications. However, there is no guarantee that 
interference will not occur in a particular installation. If this 
equipment does cause harmful interference to radio or television 
reception, which can be determined by turning the equipment off 
and on, the user is encouraged to try to correct the interference by
one or more of the following measures:
 Reorient or relocate the receiving ante...