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M121
M121
Active
Expansion Boards, Daughter Cards
Description:  4-CHANNEL RELAY MODULE(STM32)
Manufacturer:  M5Stack Technology
Datasheet:   M121 Datasheet
History Price: $15.5
In Stock: 49190
Specification
PDF Datasheet
Compare Parts
Client Reviews
M121 Specification
Specification
Part No
M121
Category
Expansion Boards, Daughter Cards
Manufacturer
M5Stack Technology
Series
-
Packaging
Bulk
Status
Active
Environmental Compliance
Lead Free
Radiation Hardening
No
REACH SVHC
No SVHC
RoHS
Compliant
HS Code
-
Technical Parameter
Contents
Arduino
Platform
Interface
Type
Relay
Function
STM32F030F4
Utilized IC / Part
Board(s)
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    Customer Reviews
    4.95 out of 5.00 stars from 88 customer reviews from all over the world
    Brian Martinez
    United States
    5 stars
    2026-09-18 03:05
    In the absence of testing everything correct and very fast, within the term they give
    Érica Lima
    Brazil
    5 stars
    2026-09-18 03:02
    Product of excellent quality
    Laura Johnson
    United States
    5 stars
    2026-09-18 02:58
    super fast shipping, have not tested yet but everything looks good thank you!
    Zé Roberto Almeida
    Brazil
    5 stars
    2026-09-18 01:49
    Excellent Product, delivered super fast and quality, great seller!
    Jonas Müller
    Germany
    5 stars
    2026-09-18 01:35
    Came a month earlier than specified, class
    Bruno Gomes Jr.
    Brazil
    5 stars
    2026-09-18 01:17
    Everything arrived fast and quiet, great seller recommend.
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