Feature: Animation mode: 20 animation modes + 1 blending mode.  Spectrum mode: 6 spectrum modes + 1 mixed mode.  Night light: 1 button (4 becomes brighter; 7 becomes darker).  Control: Bluetooth APP, infrared remote control, physical buttons.  Installation: The product is small in size and easy to install.  Parameter: Size: 18.5cm*13.5cm.  Working voltage: 5V.  Package Included: 1 x Colorful LED Ferris Wheel DIY Kit 

Description:This product can jog each movement of the manipulator. The control circuit consists of two STC90C52 learning and development boards. Each pin is led out by a pin. It is convenient to learn. The two parts of the single-chip microcomputer are relatively independent. There are...

Description:  Use of 28 highlight RGB full color SMD LED production.  Black 7CM x 7CM material of PCB board.  Two dozen gradient, random breath tailing effects, etc..  3 mm thick translucent black acrylic front panel, making the colors more soft, to prevent excessive glare.  Have...

Feature:  Size: 145 x 75 x 35mm.  Note: This kit does not supply any instructions, please note about this before you order it.  Requires a certain amount of knowledge to manually install electronic components.  Package includes: 1 x DIY 8 Tube Radio Kit

Description:  1. ESP32-CAM is a WIFI+ Bluetooth dual-mode development board that uses PCB on-board antennas and cores based on ESP32 chips. It can work independently as a minimum system.  2. ESP integrates WiFi, traditional Bluetooth and BLE Beacon, with 2 high-performance 32-bit LX6 CPUs,...

Description:    It does not require programming or a microcontroller, so please do not provide the code.  It does not provide power, you can use the charging treasure (5V DC) as the power supply, or use 4pcs AA battery box and load 4 batteries. ...

Description:  Kit Name: Analog Electronic Candle.  Board size: 42mm*33mm.  Circuit board material: glass fiber.  Working voltage: DC 5V.  Board function: simulate ignition, blow candles, fun, and realize the function of electronic candle.  The kit needs to be soldered and installed by the buyer.    ...

Description:  This DIY kit is a unique circular music spectrum display composed of two kinds of LEDs. The inner circle is designed by 10 full-color LEDs. The inner circle can produce different color variations according to different music dance. The outer circle is designed by white LEDs. The effect is...

Description:   Name: Radiation Detector system.  Geiger tube parameters:  Technical parameters diameter:Φ10±0.5mm.  Total length: 90±2mm.  Starting voltage: < 350V.  Recommended operating voltage: 380V.  Minimum plateau length: 80V.  Maximum plateau slope: 10%/80V. Extreme operating voltage: 550V . The maximum count rate: 25 times / min. ...

Description:  This is compatible R3 Mega2560 ATmega2560-16TW (upgrade version) control board with USB cable.  This is an ATmega2560 as core microcontroller development board itself has 54 groups digital I / O input / output terminal (14 groups do PWM outputs), 16 sets of simulation...

Description:  This is compatible R3 Mega2560 ATmega2560-16TW (upgrade version) control board with USB cable.  This is an ATmega2560 as core microcontroller development board itself has 54 groups digital I / O input / output terminal (14 groups do PWM outputs), 16 sets of simulation...

Power Supply Module 830 Hole Breadboard Resistor Capacitor LED Kit -2021.    Feature:  Packing: Plastic box packaging.    Package includes:  1 x Power Supply Module (WARNING: Pls. do not use the voltage higher than 9V);  1 x 830 hole Breadboard;  1 x 65pcs Jumper...

Description:  You can customize the color you like, 16 million colors can be controlled at will, and there are 5 display modes in the design.  Custom color.  Rainbow.  breathing.  Simultaneous gradient.  Test mode.  Built-in button battery, and it will not be affected by power...

Description:  Support Scratch Mixly Mblock and APP control.  With 34 lessons, including more than 50 kinds of electronic devices and a data CD.  Every course has a detailed PDF manual including module introduction, the experiment purpose, the experiment principle, circuit diagram, source code, physical...

Description: 1. The time, year, month, day and week are displayed on the power on nixie tube. Temperature measurement every 6 seconds -Nixie tube display includes 7 modes (can be switched by a key, sorted by switching order).  -60 RGB lights power on display simple clock mode, including 10 modes can be switched.  2. The alarm clock can be set. Pick up a certain angle or shake the clock to turn off the bell.  3. Support infrared remote control.  4. One key switch, which can be turned on by vibration or sound after closing.  5. Switch RGB and nixie tube respectively.  6. One key end setting.  7.12/24 hour switching.  8. Temperature 5-level calibration, default is 3, adjustable 1-5.  9. Four way alarm clock.  10.13 kinds of alarm rings can be selected (arranged in the order of clock setting).  11. The alarm time is 5 minutes. You can press the physical key B or use the power of the remote control or tilt the ball switch to stop the alarm.  12. Size: 145mm*145mm.  Package Included: 1 x DIY RGB Round LED Electronic Clock Kit

Description:  This is a small technology kit, to exercise child's hands-on ability. Package included: 1 x DIY solar car kit

Introduction:    3D 8*8*8*8 LED cube is a DIY kit. User should weld and install it.  3D8 is the all-in-one a work of art, such as a C language, elect ronic technology. It is reality, economical and highly cost effective. It doesn't just use...

Feature:   This is a high quality regulated power supply kit with adjustable output voltage from 0-30V and current from 2mA to 3A.  When the output current is greater than the set current, LED light, the circuit automatically switches to constant current mode, which...

Deceleration stepper motor:   Diameter: 28mm;  Voltage: 5V;  Stepping angle: 5.625 x 1/64;  Reduction ratio: 1/64;  5-wire 4-phase can be driven with ordinary uln2003 chip can also be used in conjunction with the use of two-phase development board, can be used directly plug, easy...

Feature:  Operating voltage: 5V USB power supply.  Signal access mode: 3.5 audio line input audio signal.  Installation: DIY welding assembly.  Dimensions: 108 x 70 x 16mm (Length x high x thickness).  Weight: 130g (including housing) 67g (excluding housing).  Type: With housing DIY kit/ Without...