Best Seller
ESP32 Smart Robot Kit
A mobile robot platform that teaches motors, sensors and wireless control in one build.
ESP32Arduino IDEWi-Fi
View in catalog 
STEM Kit Manufacturer
STEM Robot Kits Built for Global Classrooms
ESP32 & Arduino-compatible kits, tutorials and OEM/ODM from Shenzhen.
ESP32 & Arduino STEM Learning Kits
2013
STEM R&D roots in Shenzhen
150+
R&D, production, sales & logistics team
3,000+
m² factory floor
4.8/5
Average buyer rating
US$10M+
Annual output value
5
Core export regions
Onsite-Checked SupplierPremises verified on Alibaba.com
Who We Are
A STEM Kit Manufacturer That Engineers Learning, Not Just Hardware
Shenzhen Reachybott Co., Ltd. designs and manufactures beginner-friendly STEM learning kits in Shenzhen, China's hardware hub. Our in-house team covers electronics R&D, structural design, tutorial writing, production and export logistics, so every kit arrives with the documentation teachers and resellers actually need.
Our mission is simple: Empower Children, Create Future. Each project helps learners understand how electronics, sensors and code solve real-world problems.
- Manufacturer + trading company — direct control over BOM, assembly and packaging.
- ESP32, ESP8266 & Arduino ecosystems — kits, controller boards and curriculum.
- OEM / ODM service — private label, custom kit lists and localized manuals.
Product Series
Three Series, One Learning Pathway
Choose by learner stage and program goal — from first circuits to complete classroom solutions.
Explorer Series — Start Building
Entry-to-intermediate robot and starter kits for home learning, clubs and retail.
- ESP32 smart robot cars and electronics starter sets
- Step-by-step tutorials for Arduino IDE beginners
- Retail-ready packaging, private label on request
Inventor Series — Go Advanced
Multi-servo robots for learners ready for kinematics, Wi-Fi control and IoT logic.
- Spider, biped and robotic arm platforms
- ESP32 / ESP8266 Wi-Fi app control
- Ideal for competitions, makerspaces and high-school labs
Education Series — Teach at Scale
School-oriented solutions with teaching resources for structured STEM programs.
- Smart home, smart traffic and robotic arm solutions
- Teaching resources designed for classroom delivery
- Configurable bundles for schools, districts and training centers
Featured Kits
Best-Selling Programmable Robotics Kits
Sample orders from 1 piece. Every kit ships with tutorials; configurations can be customized for your market.
Wi-Fi App
STEM Spider Robot Kit
Quadruped walking robot that introduces servo coordination and legged locomotion.
ESP8266App ControlTutorial
View in catalog 4DOF
ESP32 4DOF Robot Arm Kit
Four-axis robotic arm for teaching automation, pick-and-place and coordinate control.
ESP324 ServosWi-Fi App
View in catalog IoT
STEM Biped Robot Kit
Two-legged walking robot for exploring balance, gait sequences and IoT control.
ESP32Wi-FiServo Gait
View in catalog Customizable
Smart Traffic Education Kit
Smart-city scenario kit covering traffic lights, sensing and connected control logic.
ESP32Wi-Fi + BTClassroom
View in catalog Ages 8+
STEM Smart Home Kit
Wooden model house with 3-in-1, 5-in-1 and 8-in-1 options for home-automation projects.
ESP32Wooden ModelTeaching Resources
View in catalog 37+ Projects
ESP32 Electronics Starter Kit
29 components and 37+ guided projects — the foundation kit for any coding course.
ESP3229 PartsOEM/ODM
View in catalog Need a Custom Kit?
Tell us your curriculum, age group and target market. Our engineers will propose a configuration.
Talk to an Engineer Buyer's Selection Guide
Which STEM Kit Fits Your Program?
A practical comparison built from the questions distributors and schools ask us most.
| Kit | Controller | Connectivity | Programming | Skill Level | Best For |
|---|---|---|---|---|---|
| ESP32 Electronics Starter Kit | ESP32 | On-board Wi-Fi / BT | Arduino IDE | Beginner | First electronics course, 37+ guided projects |
| STEM Smart Home Kit | ESP32 | Wi-Fi | Arduino IDE | Beginner (8+) | Home automation, school STEM labs |
| ESP32 Smart Robot Kit | ESP32 | Wi-Fi | Arduino IDE | Intermediate | Mobile robotics, sensor integration |
| Smart Traffic Education Kit | ESP32 | Wi-Fi + Bluetooth | Arduino IDE | Intermediate | Smart city & IoT curricula |
| STEM Spider Robot Kit | ESP8266 | Wi-Fi app | Arduino IDE | Advanced | Legged locomotion, makerspaces |
| STEM Biped Robot Kit | ESP32 | Wi-Fi (IoT) | Arduino IDE | Advanced | Balance & gait programming |
| ESP32 Robotic Arm / 4DOF Arm | ESP32 | Wi-Fi app | Arduino IDE, Scratch 3.0 | Advanced | Automation & industrial robotics concepts |
Configurations vary by SKU and bundle. Confirm the exact component list and language options with our team before ordering.
See Us at Work Watch Video Introduction
From Prototype to Pallet, Under One Roof
Watch how our team develops, assembles and packs STEM kits. Seeing the process first-hand is the fastest way to evaluate a supplier's real capability.
3,000–5,000 m²Factory size
101–200Total employees
OEM OfferedContract manufacturing
Onsite CheckedVerified premises
Why Partner With Us
What Overseas Buyers Gain
We focus on the details that decide whether a STEM product succeeds in a classroom or on a shelf.
Open Hardware Ecosystems
Built on ESP32, ESP8266 and Arduino — platforms with global communities, so learners never hit a dead end.
Tutorials That Teach
Step-by-step guides and teaching resources written for beginners, reducing support tickets for resellers.
OEM / ODM Flexibility
Private label, custom packaging, localized manuals and modified kit lists for your channel.
Verifiable Track Record
Onsite-checked premises, public transaction history and a 4.8/5 average buyer rating.
Export-Ready Logistics
FOB, CIF, DDP, EXW and express options, with experience shipping to North America, Europe and South America.
Scalable Supply
From single samples to volume production, with in-house assembly to keep lead times predictable.
01
Requirement Brief
Age group, curriculum, market
02
Sample Evaluation
Test kits from 1 piece
03
Customization
Logo, packaging, manuals
04
Production & QC
Assembly and functional checks
05
Global Delivery
Sea, air or express
Kit Ecosystem
Highlights From Our Product Line
Hover to pause and take a closer look.
Real-World Experience
Robots in the Hands of Makers Worldwide
Desk robots, classroom builds and creative experiments shared by the global maker community.
Global Trade
Transparent Terms for International Buyers
Clear commercial terms shorten your sourcing cycle. Here is how we work.
Main Markets
North AmericaNorthern EuropeSouthern EuropeEastern EuropeSouth America
Delivery Terms
FOBCFRCIFEXWFCACPTCIPDDPDDUExpress
Payment & Currency
T/TCredit CardPayPalWestern UnionMoneyGramEscrowUSDEURGBPCADAUD
FAQ
Questions Buyers Ask Before Ordering
What is the minimum order quantity for your STEM robot kits?
Most kits can be ordered from 1 piece for sampling and evaluation. Volume quotations for distributors, schools and brands are provided after we confirm kit configuration, packaging and destination.
Do you offer OEM and ODM customization?
Yes. OEM service is offered, including logo printing, custom packaging, localized manuals, kit configuration changes and curriculum adaptation for education programs.
Which programming platforms do the kits support?
Kits are built around ESP32 or ESP8266 controllers and are programmable in the Arduino IDE. Selected kits also support Scratch 3.0 graphical programming and Wi-Fi app control.
Are tutorials and teaching resources included?
Every kit ships with step-by-step tutorials. Education Series kits include teaching resources designed for classroom delivery.
Which delivery terms and payment methods do you accept?
Accepted delivery terms include FOB, CFR, CIF, EXW, FCA, CPT, CIP, DDP, DDU and express delivery. Accepted payments include T/T, credit card, PayPal, Western Union, MoneyGram, cash and escrow, in USD, EUR, GBP, CAD, AUD, JPY, HKD, CHF or CNY.
How can I verify your company before ordering?
Our premises have passed an onsite check on Alibaba.com. You can review our credit report, trade capacity, transaction history and buyer ratings, which average 4.8 out of 5.
Ready to Launch Your STEM Product Line?
Share your target market and quantity — our team replies with configuration advice and sample options.