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DIY Kit NE555+CD4017 10 LEDs Flashing Light Water Flowing Light Red LED Module Electronic Kits Circuit Board DIY Kit NE555+CD4017 10 LEDs Flashing Light Water Flowing Light Red LED Module Electronic Kits Circuit Board Product Introduction: 1.Name: NE555+CD4017 water flowing lamp diy electronic kits 2.Power Voltage: 2.5-14.5V 3.PCB Size: 5.4*2.1cm 4.PCB Thickness: 1.6mm Packing List: PCB x 1pc 2P Pin x1pc 1uF Capacitor x 2pcs 3mm L... $0.99
$1.99
SKU: 11101
$0.99
$1.99

51

NE555 Analog Rain Dropping Circuit Suite Bistable Simple Hypnotic Module DIY Kits Audio Sound Voice Module NE555 Analog Rain Dropping Circuit Suite Bistable Simple Hypnotic Module DIY Kits Audio Sound Voice Module Description: This circuit can simulate rain drop sound “DADA”, and the time interval is adjustable. When the interval is long, it functions like hypnosis. So it is also called simple hypnosis circuit. Parameter: 1&... $1.65
$2.35
SKU: 12463
$1.65
$2.35

31

DIY Kit Music Circuit LED Flashing Module Electronic Components Soldering Practice Kits DIY Kit Music Circuit LED Flashing Module Electronic Components Soldering Practice Kits Description:     The 14-level binary counter CD4060 with internal oscillation circuit is used as the control panel to control the 12 red, yellow and green LEDs to blink. The adjustment of R3 can change the blinking of the L... $2.51
$3.59
SKU: 13613
$2.51
$3.59

30

Charger Circuit Board Mobile Power Bank with Protective Box for 4pcs 18650 Battery Charger Step Up Converter Power Supply Module Charger Circuit Board Mobile Power Bank with Protective Box for 4pcs 18650 Battery Charger Step Up Converter Power Supply Module Product Introduction: 1.Input Parameter:5V/1A 2.Input Interface:V8 port,Micro USB 3.Output Parameter:double USB output 5V/2A 4.Conversion Rate:90% (average) 5.Function Feature:with a highlight LED lamp (long press or ... $2.67
$3.99
SKU: 10901
$2.67
$3.99

34

DIY Kit NE555 Electronic Keyboard Music Playing Module Analog Circuit Electronic Soldering Practice Kits DIY Kit NE555 Electronic Keyboard Music Playing Module Analog Circuit Electronic Soldering Practice Kits 1.Introduction:   TJ-56-228 is a NE555 Electronic Keyboard Music Playing Module Electronic Soldering DIY Kit. Make different sounds by pressing different buttons.   It is a very interesting DIY electronic product which ... $2.79
$3.99
SKU: GY20878-1
$2.79
$3.99

30

DIY Module OTL Power Amplifier Circuit DIY Kit OTL Discrete Component Amplifier Electronic Production Suite DIY Module OTL Power Amplifier Circuit DIY Kit OTL Discrete Component Amplifier Electronic Production Suite Description: This is a DIY OTL Power Amplifier Kit parts. You should solder it by yourself. This circuit belongs to the OTL circuit teaching model, its maximum power is only 1W, driven by two complementary transistors S8550 and S8050.I... $2.79
$3.99
SKU: 13279
$2.79
$3.99

30

DC 12V 10minute Delay Relay Module 10A Switch Controller Adjustable Trigger Delay Circuit Board DC 12V 10minute Delay Relay Module 10A Switch Controller Adjustable Trigger Delay Circuit Board 1.Description:   QF1025 is a trigger delay module.User can adjust delay time by potentiometer to meet require.   2.Feature:   1>.Low level trigger   2>.Support input reverse connection protec... $3.49
$4.99
SKU: 15148
$3.49
$4.99

31

Logic Tester Pen Level Tester Module Tool 5V 3.3V Digital Circuit Debugger Logic Tester Pen Level Tester Module Tool 5V 3.3V Digital Circuit Debugger Description: This is a logic test pen. You can measure the level without using a multimeter. It is convenient and quick. Features:     1>. Medium size, suitable for handheld     2>. Elastic ... $3.49
$4.99
SKU: 13004
$3.49
$4.99

31

Solar Charging Circuit Board Mobile Power Boost Module 5V 1A 2A Charger Step UP Module Solar Charging Circuit Board Mobile Power Boost Module 5V 1A 2A Charger Step UP Module Parameter:   1>.Input charging voltage: DC 5V 1A   2>.Input battery voltage:DC 3.7V-4.2V Polymer Rechargeable Lithium Battery   3>.Solar panel charging voltage:DC 4.5V-5.8V   4>.Output chan... $3.54
$5.29
SKU: 14047
$3.54
$5.29

34

DC 3.7V-24V 4A LED Driver PWM Dimmer Module Stepless Potentiometer Circuit Control Board DC 3.7V-24V 4A LED Driver PWM Dimmer Module Stepless Potentiometer Circuit Control Board 1.Description:    It is a DC3.7V-24V 4A LED Driver PWM Dimmer Module Stepless Potentiometer Circuit Control Board.   2.Feature:   1>.Smooth dimming, no stroboscopic   2>.Constant voltage dimming, ... $3.91
$5.59
SKU: GY20784-1
$3.91
$5.59

30

10W High-Power Wireless Charging Transmitter Module PCBA Circuit Board Wireless Charger Sensing Distance 8mm 10W High-Power Wireless Charging Transmitter Module PCBA Circuit Board Wireless Charger Sensing Distance 8mm 1.Description:  It is a wireless charger transmitter.It can charge mobile phones with wireless charging.If the mobile phone does not have the wireless charging function,you can purchase another receiver to charge it. 2.Featur... $4.01
$5.99
SKU: GY19744
$4.01
$5.99

33

DC 5V 5W Wireless Charging Receiver Module PCBA Circuit Board Sensing Distance 8mm with 5cm Long Thread DC 5V 5W Wireless Charging Receiver Module PCBA Circuit Board Sensing Distance 8mm with 5cm Long Thread 1.Description:  It is a 5V wireless charging receiver module.It can be used with the transmitter for wireless charging. 2.Feature:  1).It can be connected to charge the battery.  2).The connecting wire is highly... $4.01
$5.99
SKU: GY19745
$4.01
$5.99

33

AC 220V 99s 99min Delay Relay Module 10A Switch Controller Adjustable Trigger Delay Circuit Board JK13P-AR AC 220V 99s 99min Delay Relay Module 10A Switch Controller Adjustable Trigger Delay Circuit Board JK13P-AR 1.Description:   JK13P-AR is a trigger delay module.User can adjust delay time by potentiometer to meet require.   2.Feature:   1>.High voltage trigger   2>.Delay time can be set   3... $4.19
$5.99
SKU: 15144
$4.19
$5.99

31

DC 5V 12V 24V Trigger Counter Module MOS Delay Circuit Switch Timer 32-Function DC 5V 12V 24V Trigger Counter Module MOS Delay Circuit Switch Timer 32-Function 1.Description:   It is a delay MOS tube module.It can be used to control motors,LED strips,DC motors,miniature water pumps,solenoid valves,etc.   2.Feature:   1>.Digital dispiay   2>.No noise... $4.19
$5.99
SKU: GY17192
$4.19
$5.99

31

DC6V-24V 5A 120W High Power LED Driver 0-100% PWM Dimmer Module 1000mA Stepless Circuit Control Board DC6V-24V 5A 120W High Power LED Driver 0-100% PWM Dimmer Module 1000mA Stepless Circuit Control Board 1.Description:    TG6ADC-V05 DC high-power LED dimming board module, with power switch function, adjustable range 0-100%, dimming without stroboscopic, with standby indicator, easy to match the driver, use with DC adapter pow... $4.19
$5.99
SKU: GY20787-1
$4.19
$5.99

31

DC 5V-24V 5A LED Driver 0-100% Stepless PWM Dimmer Module 5000mA Switch Circuit Control Board DC 5V-24V 5A LED Driver 0-100% Stepless PWM Dimmer Module 5000mA Switch Circuit Control Board 1.Description:    It is a DC 5V-24V 5A LED Driver 0-100% Stepless PWM Dimmer Module 5000mA Switch Circuit Control Board. 2.Feature:   1>.Supports input reverse connection protection   2>.Supports no o... $4.68
$6.69
SKU: GY20813-1
$4.68
$6.69

31

USB Touch Table Lamp Dimmer LED Driver 0-100% Stepless Dimmer Module Charging Protection Circuit USB Touch Table Lamp Dimmer LED Driver 0-100% Stepless Dimmer Module Charging Protection Circuit 1.Description:    It is a USB Touch Table Lamp Dimmer LED Driver 0-100% Stepless Dimmer Module Charging Protection Circuit. 2.Feature:   1>.Dimming smooth eye protection without screen flash;   2>.Cap... $4.68
$6.69
SKU: GY20812-1
$4.68
$6.69

31

Dual USB Port Charging Module, QC Mobile Power Boost Module, 5V 2.4A Charger Circuit Board with LCD Display Dual USB Port Charging Module, QC Mobile Power Boost Module, 5V 2.4A Charger Circuit Board with LCD Display Parameter:   1>.Input charging voltage: DC 5V 1A   2>.Input battery voltage:DC 3.7V-4.2V Polymer Rechargeable Lithium Battery   3>.Input type:Type-C/MicroUSB/Lighting   4>.Output channel:2 Channel ... $4.68
$6.99
SKU: 14048
$4.68
$6.99

33

2PCS Atomizing Humidifier Module,5V USB Atomization Board,Humidifier Atomizing Sheet Circuit Drive PCB Circuit Board 2PCS Atomizing Humidifier Module,5V USB Atomization Board,Humidifier Atomizing Sheet Circuit Drive PCB Circuit Board 1.Description:  It is a spray humidification module.It is equipped with an atomizing sheet.The protruding side of the center of the atomizing sheet is placed face up,and the other side is in contact with water.It can be placed on ... $5.25
$7.50
SKU: GY19528
$5.25
$7.50

30

SFT-B200 DC 12V Single Power Supply Heavy Subwoofer Preamp Board HIFI Low Pass Filter Pre-circuit Module SFT-B200 DC 12V Single Power Supply Heavy Subwoofer Preamp Board HIFI Low Pass Filter Pre-circuit Module Description: 1>.Item Name: Low Pass Filter Pre-circuit 2>.Model:SFT-B200 3>.Work voltage:DC 10-24V 4>.Frequency range:22Hz-300Hz 5>.Audio input:Mono or Stereo 6>.Audio output:Mono 7>.Work ... $5.59
$7.99
SKU: 13424
$5.59
$7.99

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