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STC89C52 Development Board C51 Learning Experiment Board USB Programmable 8051 MCU Controller System Board STC89C52 Development Board C51 Learning Experiment Board USB Programmable 8051 MCU Controller System Board 1.Description:   It is a 51 microcontroller development board.It can realize the control of the development board on the computer side,which is interesting and fun.Connect the USB cable to the computer,you can use the smart host... $31.19
$47.99
SKU: GY20522
$31.19
$47.99

35

DIY AM FM Radio Kit, Am-FM 210SP Radio DIY Soldering Assembly Kits DIY AM FM Radio Kit, Am-FM 210SP Radio DIY Soldering Assembly Kits Description: The CF210SP radio kit includes the circuit board, electronic parts, enclosure, speaker and antenna. Building it requires basic soldering experience and about 1-2 hours of your time. This little radio is good for list... $6.49
$9.99
SKU: GY20514
$6.49
$9.99

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USB to TTL Serial Board Support 5V/3.3V/1.8V Level Conversion Board FT232RL Serial Port Module USB to TTL Serial Board Support 5V/3.3V/1.8V Level Conversion Board FT232RL Serial Port Module 1.Description:   It is a USB to TTL serial port.It supports 5V/3.3V/1.8V three level switching,VCC/TX/RX/RTS/CTS/DTR/DCD/RI/ can be switched.It is input via USB and output via TTL interface.   2.Feature:   ... $9.74
$14.99
SKU: GY20086
$9.74
$14.99

36

DC 4.5V-6V 0.2s-300minutes Delay Relay Module Power-off Delay Disconnect Switch DC 4.5V-6V 0.2s-300minutes Delay Relay Module Power-off Delay Disconnect Switch 1.Description:   It is a power-off delay relay module.When the module senses the signal voltage input,the relay turns on;when the signal voltage stops input,the relay turns off after a period of delay.It can be used for signal m... $10.13
$15.59
SKU: GY20036
$10.13
$15.59

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10PCS USB Power Wire 100cm 5V USB Cable 10PCS USB Power Wire 100cm 5V USB Cable 1.Description:   It is a 100cm USB power wire with built-in two wires and specially provide extended output for USB power supply. The wire at the other end is directly soldered to the PCB or spliced with other wires.  &... $6.49
$9.99
SKU: GY20300
$6.49
$9.99

35

DC-DC Automatic Buck-Boost Power Module 50W Voltage Converter XL6009 4.5-30V to 0.5-30V Power Module DC-DC Automatic Buck-Boost Power Module 50W Voltage Converter XL6009 4.5-30V to 0.5-30V Power Module 1.Description:   It is a buck-boost power module.It can both step-up and step-down,and can also be used as a constant voltage output module.   2.Feature:   1).It has output short-circuit protection,input under-volta... $5.84
$8.99
SKU: GY20005
$5.84
$8.99

35

Infrared Human Body Sensor, LED Light Sensor Switch, DC 5V-24V Motion Detector Sensing Distance 1-3 Meters Infrared Human Body Sensor, LED Light Sensor Switch, DC 5V-24V Motion Detector Sensing Distance 1-3 Meters 1.Description:   It is a infrared human body sensor.It has a built-in photosensitive chip,and the sensing function will be turned off when the external environment is bright.Therefore,the sensor will not trigger the sensing functio... $4.54
$6.99
SKU: GY19892
$4.54
$6.99

35

DC 5V-24V PIR Motion Sensor Switch DC 5V-24V PIR Motion Sensor Switch 1.Description:   It is a PIR motion sensor switch. It can sense the movement of the human body and respond accordingly to make the connected load work.   2.Feature:   1).It uses flame-retardant materials,and excelle... $5.69
$8.75
SKU: GY19883
$5.69
$8.75

35

Hand Sweep Switch Controller DC 12V-24V Infrared Sensor Switch Sensor Cabinet Light Smart Switch Hand Sweep Switch Controller DC 12V-24V Infrared Sensor Switch Sensor Cabinet Light Smart Switch 1.Description:  It is a hand sweep switch controller.The sensor responds by sensing the hand sweep and can be connected to the cabinet light for use.   2.Feature:  1).It is infrared reflection sensor with h... $5.06
$7.79
SKU: GY19836
$5.06
$7.79

35

Circuit Learning Kits, Physics Science Entry Experiment DIY Project, Parallel Series Circuit Building, STEM Electric Education for Beginner Junior Senior Students Circuit Learning Kits, Physics Science Entry Experiment DIY Project, Parallel Series Circuit Building, STEM Electric Education for Beginner Junior Senior Students Circuit Learners Entry Kit Included: 5 x Mini Light bulbs 2 x Light bulb Holders 2 x Battery Holders 1 x Switch 1 x Plastic Storage Box 6 x Wires Note: Batteries are not included. You need to prepare 2 AA batteries in advan... $4.54
$6.99
SKU: GY18063
$4.54
$6.99

35

24 Values Electrolytic Capacitor 0.1uF-1000uF 500 Pieces Combination Electronic Components Kit 24 Values Electrolytic Capacitor 0.1uF-1000uF 500 Pieces Combination Electronic Components Kit 1.Description:  It is a electrolytic capacitor.  The metal foil of the electrolytic capacitor is the positive electrode, and the oxide film of the metal close to the positive electrode is the dielectric.  The cathode... $11.69
$17.99
SKU: GY19312
$11.69
$17.99

35

1660 Hole Breadboard, 0.8mm Wire Solderless Breadboard, Solder-Free Circuit Board for Experimental Test 1660 Hole Breadboard, 0.8mm Wire Solderless Breadboard, Solder-Free Circuit Board for Experimental Test 1.Description:  It is a 1660 Hole Breadboard.  There are many small jacks on the breadboard,which are specially designed and manufactured for the solderless test of electronic circuits.  Various electronic components... $9.09
$13.99
SKU: GY19402
$9.09
$13.99

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Buck Power Supply Module DC-DC 4V-38V to 1.25V-36V Step Down Voltage Converter 250W 8A LED Display Stabilizer Buck Power Supply Module DC-DC 4V-38V to 1.25V-36V Step Down Voltage Converter 250W 8A LED Display Stabilizer Description:   It is a DC-DC step-down module.It can convert DC 4V-38V to DC 1.25V-36V. The input and output voltage difference is above 2V. Feature:   1.It has a 0.36 inch digital display.   2.It has a voltage ... $4.35
$6.69
SKU: GY19245
$4.35
$6.69

36

PAM8620 Power Amplifier Module 15Wx2 Dual-channel Stereo DC 8V-26V Class D Digital Power Amplifier Board PAM8620 Power Amplifier Module 15Wx2 Dual-channel Stereo DC 8V-26V Class D Digital Power Amplifier Board Description:   It is a PAM8620 Class-D digital power amplifier board.It uses red audio capacitors,large-capacity filter capacitors per channel,gold-plated audio input terminals,and volume potentiometers. Feature:   1.I... $10.39
$15.99
SKU: GY19183
$10.39
$15.99

35

310pcs 9 Values XH2.54 Connector Case + Female Pin + Male Pin Kits TO-92 1Pin-8Pin Component Kit 310pcs 9 Values XH2.54 Connector Case + Female Pin + Male Pin Kits TO-92 1Pin-8Pin Component Kit 1.Description:     It is a 310pcs XH2.54 Connector Kits.They are the basic common electronic components that can meet the basic circuit requirements and play a very important role in circuit design and experiment.It contain... $3.89
$5.99
SKU: GY18616
$3.89
$5.99

35

500pcs 3mm White Green Blue Red Yellow LED Kits Light Emitting Diode 500pcs 3mm White Green Blue Red Yellow LED Kits Light Emitting Diode 1.Description:     It is a 500pcs 3mm White Green Blue Red Yellow LED Kits. They are the basic common electronic components that can meet the basic circuit requirements and play a very important role in circuit design and e... $4.54
$6.99
SKU: GY18603
$4.54
$6.99

35

DC 5V 8-Channel Infrared Receiver Module 9-Key Remote Control Self-Lock Control Switch Module DC 5V 8-Channel Infrared Receiver Module 9-Key Remote Control Self-Lock Control Switch Module 1.Description:   It is a 8bit infrared receiver module.This connection is a self-locking receiver and remote control kit.When the equipped 9-key remote control presses CH1,the relay CH1 of the receiving board pulls in LED D1,and... $18.84
$28.99
SKU: GY18360
$18.84
$28.99

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3M 8210CN N95 Face Mask Anti Flu Virus Dust PM2.5 Protective Mask Head-Mounted 3M 8210CN N95 Face Mask Anti Flu Virus Dust PM2.5 Protective Mask Head-Mounted Description: 3M Particulate Respirator 8210CN, is a disposable particulate respirator that is designed to help provide reliable respiratory protection of at least 95 percent filtration efficiency against certain non-oil based p... $6.49
$9.99
SKU: GY17945
$6.49
$9.99

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Battery Capacity Tester Ah for 18650 Lithium Battery Lead-acid Battery Voltage Current Indicator Display Module Battery Capacity Tester Ah for 18650 Lithium Battery Lead-acid Battery Voltage Current Indicator Display Module 1.Description:   It is a battery capacity tester. It can test the battery capacity,voltage,and current of 18650 lithium battery lead acid. 2.Feature:   1>.Digital display   2>.High precision ... $5.84
$8.99
SKU: GY17489
$5.84
$8.99

35

ESP32-CAM ESP32 5V WIFI Bluetooth-compatible Development Board with OV2640 Camera Module ESP32-CAM ESP32 5V WIFI Bluetooth-compatible Development Board with OV2640 Camera Module 1.Description:   The ESP32-CAM has a very competitive small-size camera module that can operate independently as a minimum system, measuring only 27*40.5*4.5mm, with deep sleep current and a minimum of 6mA.    ... $7.66
$11.79
SKU: GY16338
$7.66
$11.79

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