Electronic building blocks | 1,105 products

Compatible with Lego building blocks DIY lighting MOC dedicated module hand scan sensor module 3-5v power supply

Compatible with Lego building blocks DIY lighting MOC special module breathing light module 3-5V power supply

Voice-activated LED Melody Light Digital Production Kit Electronic DIY Fun Production Kit Electronic Kit

(parts) Colorful Glare Pattern Flashing Heart-shaped Running Water Lamp 51 Microcontroller STC89c52RC Digital Board Kit

LM1875T Mono Fever-grade Amplifier Board Speaker Amplifier pcb ProducTion DIY KiT

16-bit 32-bit LED Rocker Digital Kit Microcontroller POV Production DIY Training Parts Flash Stick Parts

100W Dimming Module With SWitch Dimming Circuit Board Dimming SWitch Table Lamp Dimming Board Kit Electronic Production

Small Production of Homemade Vacuum Cleaner Technology Technology Materials DIY Primary School Students Electric Environmentally Friendly Handmade Experimental Equipment

wedo2.0 technology parts compatible with Lego small particle building blocks 45300 dynamic mechanical robot programming teaching aids wholesale

New Weisi Remote Control Helicopter Electric Military Aircraft Assembled and Hit Building Blocks Model Racing Boy Toy Gift

Assemble Your Own Audio Accessories to Play Mini Speakers, Small Speakers, Small Power Discharge Audio Welding Components and Parts

3E practical activities designated robot popular science suit puzzle model small particles assembled STEAM toy building blocks

Wireless Music Doorbell DIY Circuit Board Bell Kit Ding Dong Digital Application Circuit Circuit Board Learning Training Parts

Self-Assembled audio accessories wiring charging Bluetooth component production group spare parts teaching training spectrum practice

Bluetooth Audio DIY Kit Parts Welding Kit Power Amplifier Two-Channel Audio Speaker Digital Production Student

Radio assembly kit music HX218BAM frequency modulation component material manual

Radio assembly kit small Technology Radio FM circuit board production single chip microcomputer parts handmade old-fashioned

Full band radio diy technology diy digital radio LCD display production parts TJ-56-558

Bluetooth audio diy kit bass installation kit machine speaker circuit board teaching training spare parts player

USB boost single to dual power mini power supply linear stabilized multi-channel positive and negative output power DIY kit

Patch practice board NE555 running light CD4017 running light electronic DIY parts electronic handmade kit

30 lights led electronic hourglass kit diy electronic hourglass electronic welding exercise kit making parts

Negative feedback amplifier circuit-teaching training kit resistance-capacitance coupling simulation electronic technology experiment welding DIY

Double Eagle Clatter C61042 Red 488 Sports Car Model Adult High Difficulty Assembled Building Blocks Toy Car Remote Control Car

Alcohol tester kit MQ-3 drunk driving detector MQ-3 module alcohol sensor DIY parts

WAVGAT simple advertising color light kit red and yellow flashing light circulating light flashing light

Three-person voting device production kit three-person voting device or non-door voting device digital circuit experiment kit

Class D amplifier board PAM8403 amplifier board dual channel rear amplifier board support Bluetooth audio module

Three-person voting machine welding kit 3-person voting machine 74LS08 cd4075 digital circuit training DIY

Simple metal detector electronic production kit diy teaching spare parts technology training welding metal detection

DIY radio kit FM stereo radio simple radio parts electronic organ internship welding

LM386 voice amplifier kit audio amplifier electronic production training skills teaching DIY welding parts

555 sound-changing siren kit teaching kit | Training kit | Electronic small production DIY

15-way color light controller kit 1801 patch components welding practice board parts electronic welding training

Full patch welding practice board kit patch ne555 +4017 turntable running light DIY skill training

diy electric taxiing airplane model Science and Technology small production student science experiment hand-invented toy material

LED sound control light kit spare parts DIY electronic production training yuan assembly teaching maker fun welding

Intensive pin patch welding practice board patch running light high difficulty training welding multi-leg practice

MQ-5 gas detection sound and light alarm circuit electronic teaching training skills test MQ5 sensor kit

To ai Lisi Music Kit music chip music IC simple electronic production Electronic Training parts