CB2L Reset & Teardown (FCC ID 2ANDL-CB2L)
Factory reset and internal photos for Tuya Global CB2L. Tuya / Smart Life smart plug.
January 15, 2026
•
1 min read
Before you buy the Tuya Global CB2L, check what's inside.
The CB2L is a compact, low-power Wi-Fi module designed by Tuya, featuring the BK7231N chipset. It's intended for integration into smart home devices, enabling connectivity and control via the Tuya/Smart Life ecosystem.
⚠️ NOTE: This module is intended for integration into mains-powered devices. Installation and wiring should only be performed by qualified personnel, and mains voltage should be disconnected before any work.
Quick Specs
- Manufacturer: Tuya Global
- Model: CB2L
- Protocol: WiFi
- Chipset: Beken BK7231N
- Ecosystem: Tuya / Smart Life
- App: Smart Life
🔧 Geek Corner (Flashing Info)
- Chipset: BK7231N
- Flashable: ✅ Yes
- Info: Uses the BK7231N chipset, which is known to be flashable with custom firmware like OpenBeken/LibreTiny.
User Manual
Scanned pages from the official user manual:
External Photos
Photos of the device exterior:
Internal Photos
Teardown photos showing the PCB and components:
Verdict
The CB2L is a WiFi device from the Tuya / Smart Life ecosystem.
📄 Click to view full text manual (SEO)
CB2L Module Datasheet
Version: 20210423
Online Version
Contents
i
Contents
1 Product overview 2
1.1 Features...................................................................................................2
1.2 Applications......................................................................................................... 2
1.3 Change history.............................................................................................3
2 Module interfaces 3
2.1 Dimensions and package............................................................................. 3
2.2 Pin definition........................................................................................................4
2.3 Definitions on test points.....................................................................................5
3 Electrical parameters 7
3.1 Absolute electrical parameters.....................................................................7
3.2 Normal working conditions.................................................................................7
3.3 RF power consumption....................................................................................... 8
3.4 Working current...........................................................................................8
4 RF parameters 10
4.1 Basic RF features.......................................................................................10
4.2 Wi-Fi transmission performance.......................................................................10
4.3 Wi-Fi receiving performance............................................................................ 11
4.4 Bluetooth transmission performance......................................................... 12
4.5 Bluetooth receiving performance.............................................................. 12
5 Antenna information 12
5.1 Antenna type..............................................................................................12
5.2 Antenna interference reduction................................................................. 13
6 Packaging information and production instructions 16
6.1 Mechanical dimensions............................................................................. 16
6.2 Side view............................................................................................................16
6.3 The diagram of PCB packaging-pin header..................................................... 17
6.4 Production instructions.............................................................................. 19
6.5 Recommended oven temperature curve.................................................... 21
6.6 Storage conditions..................................................................................... 24
Contents
ii
7 MOQ and packaging information 25
8 Appendix-Statement 25
1 / 27
Contents
CB2L is a low-power-consumption embedded Wi-Fi module that Tuya has developed.
It consists of a highly integrated RF chip BK7231N and a few pe...