Mini 4 DOF Simple Robotic Arm Kit | Button Controlled DIY Arduino Project for Students & Beginners – (125)
Kit Includes:
-
4 Servo Motors (SG90 or MG90S)
-
4 Push Buttons
- 4 10K Resistor
-
Arduino Uno
-
Jumper Wires
-
Power Supply
-
3D Printed Arm Frame
How To Make - https://youtu.be/bw1zd9R41jE
DIY WiFi Controlled Pesticide Spraying Robot Kit for Smart Agriculture | IoT Based Robot using NodeMCU & Arduino – (136)
The robot is powered by a NodeMCU (ESP8266) and can be controlled wirelessly through WiFi. It carries a mini water pump to spray pesticides or water, and runs on four BO motors for mobility.
Perfect for school exhibitions, engineering students, and STEM robotics learning focused on smart agriculture.
🔧 Components Used
-
3D Printed Robot Base
-
NodeMCU (ESP8266) with USB Cable
-
BO Motors – 4 Nos
-
Wheels – 4 Nos
-
Motor Driver Module (L298N / L293D)
-
2-Cell Battery Holder
-
3.7V Li-ion Batteries – 2 Nos
-
Jumper Wires – 10 Nos
-
Mini Water Pump (for spraying mechanism)
-
Power Switch – 2 Nos (Main & Pump Control)
How to Make - https://youtu.be/8F1wvQOBfS8
Industrial IoT Multi-Output Power Supply, 400W – Outputs: 24 V 5 A, 12 V 15 A, 5 V 15 A, 3.3 V 10 A – Rugged Edge / Gateway / Automation PSU
-
400W Total Power & Efficient Operation – Delivers full 400W across rails with protections built in (OCP, OVP, thermal). Low ripple, stable regulation under load.
-
Industrial-Grade Protection & Reliability – Features overcurrent, overvoltage, short circuit, and overtemperature protections to safeguard connected systems in demanding environments.
-
Compact, Integration-Friendly Design – Format fits into control enclosures, edge computing gateways, DIN / rack adapters. Standard connectors or screw terminals for ease of wiring.
DIY Autonomous Floor Cleaning Robot Kit (with Ultrasonic Sensor and WiFi Control) – (137)
DIY Autonomous Floor Cleaning Robot Kit | WiFi Controlled Obstacle Avoiding Robot using Ultrasonic Sensor | NodeMCU Smart Robot | STEM Educational Project Kit
Bullet Points (Amazon):
-
🤖 Autonomous Floor Cleaning Robot with Ultrasonic Sensor
-
🌐 NodeMCU Based WiFi Control for Smart Automation
-
⚙️ 3D Printed Base + 4WD Movement
-
🔋 Rechargeable 7.4V Battery Powered
-
🎓 Ideal STEM Robotics Kit for Students & Hobbyists
How to Make it -https://youtu.be/ToZvEzgUBNM
Raspberry Pi 3/4/5 NAS Case with Fan Mount – 2.5″ HDD/SSD Slot – Durable 3D Printed Enclosure – Compact DIY NAS Storage Box (Case Only, Pi & Hard Drive Not Included) – (140)
-
Compatible with Raspberry Pi 3/4/5 – Specially designed enclosure supports Raspberry Pi boards for building your own NAS (Network Attached Storage).
-
2.5" HDD/SSD Bay – Easy slide-in slot for Seagate, WD, or other 2.5-inch SATA hard drives/SSDs. Perfect for setting up personal cloud storage.
-
Fan Mounting Option – Comes with a top fan mounting slot (fan not included) for improved airflow and cooling during long operations.
-
Strong & Compact Build – Durable 3D printed case with precise cutouts for USB, Ethernet, HDMI, and power ports. Portable and space-saving design for desktop setups.
-
DIY NAS Case Only – Package includes enclosure only. Raspberry Pi board, cooling fan, and hard disk are not included.
Portable Radiography Film Viewer 2.5″ × 8″ (200×60 mm) with Film Slider & Foot Switch – LED NDT X-Ray Viewer, Rugged Housing, Power (AC)
-
Compact 2.5″ × 8″ Film Viewing Window – Perfect for weld-strip radiographs, pipeline inspections, and field NDT jobs.
-
Film Slider Mechanism – Smooth sliding slot makes it easy to insert and align films quickly during inspection.
-
High-Intensity LED Illumination – Uniform, bright backlight for viewing film densities up to 4.0 D.
-
Hands-Free Operation – Includes a foot switch for convenient activation while handling films.
-
Rugged 3D-Printed Housing – Lightweight yet durable design with protective end caps for industrial use.
-
Dual Power Options – Operates on 230V AC in labs for field portability.
-
Portable Carry Handle – Easy to transport to remote inspection sites.
Click Here to Download Datasheet
Industrial Radiography Film Viewer 4″ × 16″ – High Intensity LED X-Ray Film Viewer for NDT & Weld Inspection (230V AC, Adjustable Brightness, Up to 4.2D Density)
-
4″ × 16″ Viewing Window – Ideal for weld radiography films and strip-type RT inspection.
-
High Intensity LED Illumination – Uniform bright light, energy-efficient, long LED life.
-
Film Density up to 4.2D – Accurately view thick films and industrial radiography results.
-
Adjustable Brightness Control – Smooth dimmer (10%–100%) for different film densities.
-
Rugged Industrial Build – Powder-coated mild steel housing, durable for lab & workshop.
-
Hands-Free Operation – Foot switch input and optional film sensor activation.
-
230V AC Power Input – Stable power for continuous industrial use.
Click Here to Download Datasheet
