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PWM Signal Generator 3-Channel Module 1Hz-150KHz Input DC 3.3-30V
Pulse Frequency Signal Generator Duty Cycle Adjustable Module
$ 5.78 5.78 USD
LCD TFT 2.8 inch Touch Display for Arduino UNO & Mega2560
Touch Screen
LCD Driver ILI9341
$ 12.60 12.6 USD
KP-203 Standard Matrix Key Pad 1x4 Flat - Grade B
$ 0.53 0.53 USD
KP-201 Standard Matrix Key Pad 4x4 Flat (Calculator Shape) Grade B
$ 1.05 1.05 USD
ESP32 OLED 0.96" WiFi TTGO + Bluetooth
With 18650 Battery Protection Board
$ 15.75 15.75 USD
DIY Wood Traffic Lights - Science Toy
$ 3.00 $ 2.00 2.0 USD
DIY Motor Powered Electric Step Elliptical Machine - Science Toy
$ 4.00 $ 3.05 3.0500000000000003 USD
DIY Solar Powered Fan Educational - Science Toy
$ 3.78 3.7800000000000002 USD
DIY Solar Powered Car Robot Educational Vehicle - Science Toy
$ 3.00 $ 2.08 2.08 USD
DIY Solar Powered Grasshopper Robot Educational - Science Toy
$ 2.00 2.0 USD
DIY Phantom LED Digital 32x16 Dot Matrix Spectrum Clock
Spectrum Clock DIY Kit (512 LEDs)
Soldering Required
$ 13.65 13.65 USD
DIY Kit Simple Metal Detector & Locator
Soldering Required
$ 3.68 3.68 USD
DIY Hydraulic Mechanical Arm
$ 9.50 $ 7.88 7.88 USD
Mini Wind Turbine Generator 5Vdc
$ 5.15 5.15 USD
DIY Calculator Project
Soldering Required
$ 15.00 $ 11.55 11.55 USD
Water Pump - Hose 6x8mm - PVC Clear Vinyl Tubing 1 Meter
$ 0.63 0.63 USD
Energizer® CR2032 Battery 3V Coin Type
$ 1.26 1.26 USD
1 Output Relay Module Works on (5V/12V/24V) Signal
$ 1.05 1.05 USD
Clear Acrylic Case For Joystick Module
$ 0.53 0.53 USD
Clear Acrylic Case For PIR Module HC-SR501
$ 0.53 0.53 USD
Clear Acrylic Case For LCD 2x16
$ 0.84 0.84 USD
Clear Acrylic Case For Raspberry Pi Camera
$ 2.00 2.0 USD
BMS 4 String 14.8V/8A
Original MOSFET Transistors
18650 Cell Lithium Battery Protection Board Current Peak 8A Over-Current Protection
$ 2.10 2.1 USD
BMS 4 String 14.8V/40A
Original MOSFET Transistors
18650 Cell Lithium Battery Protection Board Current Peak 40A Over-Current Protection
$ 4.20 4.2 USD
BMS 3 String 12V/60A
Original MOSFET Transistors
18650 Cell Lithium Battery Protection Board 11.1V Current Peak 60A Over-Current Protection
$ 2.63 2.63 USD
BMS 3 String 12V/40A
Original MOSFET Transistors
18650 Cell Lithium Battery Protection Board 11.1V Current Peak 40A Over-Current Protection
$ 2.31 2.31 USD
PC USB 13.56MHz Mifare Proximity Smart RFID IC Card Reader R20C
$ 15.75 15.75 USD
PC USB 125KHz Proximity Smart RFID ID Card Reader R20D
$ 8.40 8.4 USD
Access Control Proximity Rewritable Key Chain EM4305
EM ID 125KHz EM4305/T5200 T5577 Blank Keyfobs RFID Tag
$ 0.42 0.42 USD
AC-DC 12V 450mA 5W Step Down Isolated Switching Power Supply Module
$ 1.58 1.58 USD