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SNZB01P Reset & Teardown (FCC ID 2APN5SNZB01P)

Factory reset and internal photos for Sonoff (Itead) SNZB01P. Sonoff smart plug.

January 16, 2026 1 min read

SNZB01P internal photo

Before you buy the Sonoff (Itead) SNZB01P, check what's inside.

The Sonoff SNZB-01P is a compact Zigbee wireless button that supports click, double-click, and long-press actions. It's designed to trigger smart scenes and control other devices through a Zigbee gateway, offering a simple way to add automation to a smart home.

⚠️ NOTE: Ensure correct battery polarity when replacing the CR2477 battery.

Quick Specs

  • Manufacturer: Sonoff (Itead)
  • Model: SNZB01P
  • Protocol: WiFi
  • Chipset: ESP/CK Chip
  • Ecosystem: Sonoff
  • App: eWeLink

🔧 Geek Corner (Flashing Info)

  • Chipset: TYZS3
  • Flashable: ❌ No
  • Info: Uses a proprietary Zigbee chipset (TYZS3) not compatible with Tasmota or other custom firmware.

Reset Guide

Reset the device to factory settings by "delete device" in the ewelink app.

User Manual

Scanned pages from the official user manual:

SNZB01P Manual

SNZB01P Manual

SNZB01P Manual

SNZB01P Manual

SNZB01P Manual

SNZB01P Manual

SNZB01P Manual

SNZB01P Manual

SNZB01P Manual

SNZB01P Manual

External Photos

Photos of the device exterior:

SNZB01P Exterior

SNZB01P Exterior

SNZB01P Exterior

Internal Photos

Teardown photos showing the PCB and components:

SNZB01P PCB

SNZB01P PCB

SNZB01P PCB

Verdict

The SNZB01P is a WiFi device from the Sonoff ecosystem.

📄 Click to view full text manual (SEO)
·中 文 ----------1 - 7 · English ----------8 - 12 · Warning ----------13 - 16
SNZB-01P
Zigbee Wireless Switch
1
下载易微联App并添加SONOFF Zigbee网关
2
3
5s
4
ZB Bridge
135s
>
SNZB-01P
Zigbee3.0
CR2477
-10℃-60℃
5%-95%RH,无冷凝
PC
45x45x17.7mm
5
3M adhesive tape Metal plate
1 2 3
3.0V
6
执行标准:GB 4943.1-2022
o o o o o o
x o o o o o
o o o o o o
o o o o o o
(Pb)
(Hg)
(Cd)
(Cr {VI}
(PBB)
(PBDE)
PCB板
7
English
Product introduction
8
Instruction of LED indicator status 
The device weight is less than 1kg, and The equipment is only suitable for mounting at 
heights ≤ 2 m
LED indicator
Pairing button
ON/OFF button
Flash slowly
Keep on for 3s and then keep off
Exit flashing slowly and keep off
Flash once quickly 
Flash once quickly
Flash twice quickly 
Pairing mode
Paired successfully
Pairing failed
Click, Double click, Long press
( After accessing Zigbee network )
Not added to the gateway, short press the 
Pairing button
Added to the gateway, short press the 
Pairing button
LED indicator status Status instruction
English
Features
9
A small wireless button that can even fit in your pocket, with preset actions for click, 
double-click, and long-press to control multiple devices. Install it anywhere you want, 
stick and use it immediately. It can also be used in smart scenes with other smart devices 
to build your automated home.
The above features depend on the function of Zigbee gateway.
Smart SceneLow Battery NotificationMultiple Button 
Actions to Trigger 
Download the eWeLink APP & Add SONOFF Zigbee 
gateway. 
Replaceable Battery 
English
10
Power on the device
1aTake out the battery insulation sheet to power on the device.
2aAfter powering on the device for the first time, it will enter the pairing mode by default 
 and the LED indicator "flashes slowly". 
1aThe device will exit the pairing mode when it doesn't be paired to Zigbee gateway 
 successfully within 3mins. If you want to access the pairing mode again, press and 
 hold the device pairing button for 5s until the LED indicator "flashes slowly". 
2aIf the device is the No battery version, please install the battery (CR2450) to power 
 on the device.
5s
English
11
Effective Communication Distance Verification
Add the device to Zigbee Bridge
Install the device in the desired place, then press the Pairing button on the device. The 
LED indicator flashes twice mean the device and the device under the same Zigbee 
network (the router device or hub) are in the effective communication distance.
On the Zigbee gateway main page of the eWeLink App, click "Add" sub-devices and wait 
for the addition process to complete. 
If the device is failed to be added, please move the device closer to the Bridge and 
add it again.
>
ZB Bridge
Added:0
No child device,please add.
Add
Connecting
Keep the device close 
enough to the hub.
Add Device
1 device Found
Looking for device
135s
English
12
Installation
Fix the metal plate in a desired location, and then magnetically attach the device to the plate. 
Specifications
Model
Input
Wireless connectio...