ZTU Reset & Teardown (FCC ID 2ANDL-ZTU)
Factory reset and internal photos for Tuya Global ZTU. Tuya / Smart Life smart plug.
January 15, 2026
•
1 min read
Before you buy the Tuya Global ZTU, check what's inside.
The Tuya ZTU is a compact Zigbee module designed for integration into smart home devices. It features the TLSR8258F1KAT32 chipset and supports the IEEE 802.15.4 standard, enabling low-power mesh networking capabilities for various applications.
⚠️ NOTE: Ensure proper voltage and polarity when connecting the module to a power source. Static discharge precautions should be observed during handling.
Quick Specs
- Manufacturer: Tuya Global
- Model: ZTU
- Protocol: Zigbee
- Chipset: Tuya Zigbee
- Ecosystem: Tuya / Smart Life
- App: Smart Life
🔧 Geek Corner (Flashing Info)
- Chipset: TLSR8258F1KAT32
- Flashable: ❌ No
- Info: This is a proprietary Tuya Zigbee module with a locked bootloader. Flashing custom firmware is not supported.
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 ZTU is a Zigbee device from the Tuya / Smart Life ecosystem.
📄 Click to view full text manual (SEO)
ZTU Module Datasheet
Hardware Product Development > Cloud Module
Version: 20201126
Online Version
Contents
Contents
1 Product overview 2
1.1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
1.2 Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
1.3 Change history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
2 Module interfaces 3
2.1 Dimensions and package . . . . . . . . . . . . . . . . . . . . . . . . 3
2.2 Pin definition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
3 Electrical parameters 9
3.1 Absolute electrical parameters . . . . . . . . . . . . . . . . . . . . . 9
3.2 Normal working conditions . . . . . . . . . . . . . . . . . . . . . . . 9
3.3 TX and RX Power Consumption . . . . . . . . . . . . . . . . . . . . . 10
3.4 Working current . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
4 RF parameters 11
4.1 Basic RF features . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
4.2 TX performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
4.3 RX performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
5 Antenna 13
5.1 Antenna type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
5.2 Antenna interference reduction . . . . . . . . . . . . . . . . . . . . . 13
6 Packaging information and production instructions 14
6.1 Mechanical dimensions . . . . . . . . . . . . . . . . . . . . . . . . . 14
6.2 Side view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
6.3 The schematic diagram of a packaging . . . . . . . . . . . . . . . . . 17
6.4 The Diagram of PCB Packaging-pin header . . . . . . . . . . . . . . . 17
6.5 Production instructions . . . . . . . . . . . . . . . . . . . . . . . . . 20
6.6 Recommended oven temperature curve . . . . . . . . . . . . . . . . . 21
6.7 Storage conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
7 MOQ and packaging information 24
i
Contents
8 Appendix: Statement 24
ii
Contents
ZTU is a low-power embedded Zigbee module that T uya has developed. It con-
sists of a highly integrated wireless RF processing chip (TLSR8258F1KAT32), a few
peripherals, a built-in 802.15.4 PHYMAC Zigbee network protocol stack, and rich li-
brary functions. ZTU is embedded with a low-power 32-bit CPU, 1-MB flash program
memory, a 64-KB RAM, and abundant peripheral resources.
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1 PRODUCT OVERVIEW
2 / 26
1.3
Change
history
Intelligent
bus
Network
camera
Baby
monitor
Industrial
wireless
control
Smart
socket
and
light
Smart
household
and
home
appliances
Intelligent
building
1.2
Applications
Support
hardware
encryption
and
AES
128
Working
temperature:
-40℃
to
125℃
Onboard
PCB
antenna
with
a
gain
of
1.08
dBi
Built-in
onboard
PCB
antenna,
Ipex
connector
reserved
The
terminal
equipment
connects
to
the
network
actively .
60
uA/MHz
power
consumption
during
running,
1.4-uA
sleep
current
Up
to
+10...