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Welcome to the Bluetooth-DMM wiki!

1. Analyse the Bluetooth DMM Multimeter Zotek Family

Clamp-Multimeter (1):	Aneng ST207	BSIDE ZT-5BQ	ZOYI ZT-5BQ
Small-Multimeter (2):	Aneng V05B	BSIDE ZT-5B	ZOYI ZT-5B
Big-Multimeter (3):	Aneng 9002	BSIDE ZT-300AB	ZOYI ZT-300AB	BABATools AD900	HOKI-M9
Desk-Multimeter (4):	Aneng AN999S		ZOYI ZT-5566S

Q: https://lab.fawno.com/en/2021/02/08/multimetros-zoyi-cortesia-de-zotek-instruments/

2. Software Versions
Delivered e-Bull (Apple iOS)

• 1.2

Delivered Bluetooth DMM (Android)
apkpure

• 1.0.11
• 1.0.13 (22/12/2020) (Chinese/English)

Screenshot: Login / Visitor
Screenshot: Management
Screenshot: Meassure
Screenshot: Customize
Screenshot: Settings

2a. First Perl Decoder made from user “anszom”
THX 2 Andrzej for the Encoding Sample in
Perlcode

Decoder under development:
2b. Python Decoder from Shiro-Nek0 (decoder only 06/2022)
Bluetooth-DMM.py

2c. BLE_DMM_Client Software Python from Chengbo Zhao
BLE_DMM_Client
Release Page

2d. Bluetooth-DMM-For-Windows from webspiderteam
Bluetooth-DMM-For-Windows
Release Page

3. Technical Data
Technical-Data-Clamp-Multimeter
Technical-Data-Small-Multimeter
Technical-Data-Big-Multimeter
Technical-Data-Desk-Multimeter

4. Partlist Multimeter
Parts of Multimeter

5. Pictures
Cover:
Front_1

Display Clamp-DMM Typ (1):

Display Small-Multimeter Typ (2):

Display Big-Multimeter Typ (3):

Display Desk-Multimeter Typ (4):

PCB:
PCB_1
PCB_Akku
Blob_BT-Modul ZT-300AB
BT_Modul_open_1
BT_Modul_open_2
Beken BK3432 BT Chip

6. BT / BTLE Protocol Analyse
Multimeter (3) Byte Protocol viable / 95% OK
Small-Multimeter (2) 10 Byte Protocol
“Clamp-Meter” (1) “no multimeter available – need Hacker ;-)”

BT Analyses
BT Module F-9788 V2.0 FCCID UserManual

7. File Export
File Export

8. Sources and finds on the BT-DMM family on YouTube / Web

https://zotektools.com/products/zt-5b/
https://zotektools.com/products/zt300ab/
https://zotektools.com/products/zt5bq/
https://zotektools.com/products/zt-5566s/

Bob. Kolpan, Zotek ZT-5566ES talking multimeter 4.1/2 digits 20000 counts battery operated bench DMM
Kiss Analog, ZT-5566SE
Darren Walker, ZT-5566SE Bluetooth CHEAP-O Multimeter Review & Teardown!
Darren Walker, ANENG 9002 Bluetooth CHEAP-O Multimeter Review & Teardown!
Darren Walker, ANENG V05B CHEAP-O Multimeter Review & Teardown!
mysku.me-Blog 1 rus
mysku.me-Blog 2 rus
mkote rus
Aneng AN999S – Eletrônica e Tecnologia
Disassembly 5566S
https://justanotherelectronicsblog.com/?p=930
https://m5.8266.de/?msel=stip_bt_dmm (ESP32)
https://github.com/riktw/AN9002_info
https://github.com/webspiderteam/Bluetooth-DMM-For-Windows/releases
https://github.com/Shiro-Nek0/Bluetooth-DMM.py
https://github.com/840922704/BLE_DMM_Client/releases
https://lab.fawno.com/en/2021/02/08/multimetros-zoyi-cortesia-de-zotek-instruments/