TYWRD2S Reset & Teardown (FCC ID 2ANDL-TYWRD2S)
Factory reset and internal photos for Tuya Global TYWRD2S. Tuya / Smart Life smart plug.
January 15, 2026
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1 min read
Before you buy the Tuya Global TYWRD2S, check what's inside.
The TYWRD2S is a low-power Wi-Fi module from Tuya, designed for integration into various smart home devices. It features an RDA5981B chipset and operates on a 2.4GHz Wi-Fi network.
⚠️ NOTE: Ensure correct battery polarity.
Quick Specs
- Manufacturer: Tuya Global
- Model: TYWRD2S
- Protocol: WiFi
- Chipset: Realtek/Beken
- Ecosystem: Tuya / Smart Life
- App: Smart Life
🔧 Geek Corner (Flashing Info)
- Chipset: RDA5981B
- Flashable: ❌ No
- Info: While it uses an Arm Cortex-M4 MCU, the proprietary Tuya firmware and closed ecosystem make it difficult to flash custom firmware like Tasmota without significant reverse engineering.
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 TYWRD2S is a WiFi device from the Tuya / Smart Life ecosystem.
📄 Click to view full text manual (SEO)
1. Product Overview
TYWRD2S is a low-power embedded Wi-Fi module that Tuya has developed. It consists
of a highly integrated RF chip (RDA5981B) and several peripheral components, with an
embedded Wi-Fi network protocol stack and robust library functions. TYWRD2S is
embedded with a low-power Arm Cortex-M4 MCU, 2 MB flash memory, and 448 KB static
random-access memory (SRAM), and has extensive peripherals.
TYWRD2S is an RTOS platform that integrates all function libraries of the Wi-Fi MAC and
TCP/IP protocols. You can develop embedded Wi-Fi products as required.
1.1 Features
Embedded low-power CPU, which can also function as an application processor
⚫ Dominant frequency: up to 160 MHz
Working voltage: 3.0 V to 3.6 V
Peripherals: five GPIOs, one universal asynchronous receiver/transmitter (UART),
and one analog-to-digital converter (ADC)
Wi-Fi connectivity
⚫ 802.11b/g/n HT20
⚫ 2.4GHz WiFi
⚫ WPA, WPA2, WEP , and TKIP security modes
⚫ Up to +17 dBm output power in 802.11b mode
⚫ STA, AP, and STA+AP working modes
⚫ Smart and AP network configuration modes for Android and iOS devices
⚫ Onboard PCB antenna with antenna gain of 1.0dBi.
Tuya TYWRD2S Wi-Fi Module
Version: 2.0.0 Date: 2019-09-04 No.: 0000000001
Product
Manual
Global Intelligent Platform
TYWRD2S Datasheet
Hangzhou Tuya Information Technology Co., Ltd. 2 V2.0.0
⚫ Working temperature: –20° C to +85° C
1.2 Applications
Intelligent building
Smart household and home appliances
Smart socket and light
Industrial wireless control
Baby monitor
Network camera
Intelligent bus
TYWRD2S Datasheet
Hangzhou Tuya Information Technology Co., Ltd. 3 V2.0.0
Change History
No. Date Change Description Version After Change
1 2019-07-26 This is the first release. 2.0.0
TYWRD2S Datasheet
Hangzhou Tuya Information Technology Co., Ltd. 4 V2.0.0
Contents
1. Product Overview ............................................................................................................ 1
1.1 Features.................................................................................................................. 1
1.2 Applications ............................................................................................................ 2
2 Module Interfaces ............................................................................................................. 6
2.1 Dimensions and Footprint ...................................................................................... 6
2.2 Interface Pin Definition ........................................................................................... 6
2.3 Test Pin Definition ................................................................................................... 8
3 Electrical Parameters ........................................................................................................ 8
3.1 Absolute Electrical Parameters ....................................................................