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DIY Kit NE555+CD4017 10 LEDs Flashing Light Water Flowing Light Red LED Module Electronic Suite Circuit Board DIY Kit NE555+CD4017 10 LEDs Flashing Light Water Flowing Light Red LED Module Electronic Suite Circuit Board Product Introduction: 1.Name:NE555+CD4017 water flowing lamp suite 2.Power Voltage:2.5-14.5V 3.PCB Size:5.4*2.1cm 4.PCB Thickness:1.6mm Packing List: 1.PCB:1pc 2.2P Pin:1pc 3.1uF Capacitor:2pcs 4.3mm LED Red:10pcs ... $1.11
$1.59
SKU: 11101
$1.11
$1.59

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 ... $3.75 SKU: 13004
$3.75

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

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... $4.19
$5.99
SKU: GY19745
$4.19
$5.99

31

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... $3.91
$5.59
SKU: GY19744
$3.91
$5.59

30

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 ... $4.68
$6.99
SKU: GY19528
$4.68
$6.99

33

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... $5.99 SKU: GY17192
$5.99

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... $4.39
$4.99
SKU: 15148
$4.39
$4.99

AC 220V 30s Delay Relay Module Adjustable Power OFF Delay Circuit Board  RD21F-C AC 220V 30s Delay Relay Module Adjustable Power OFF Delay Circuit Board RD21F-C 1.Description:   RD21F-C is a trigger delay module.User can adjust delay time by potentiometer and pads to meet require.   2.Feature:   1>.High voltage trigger   2>.Delay time can be set ... $5.10
$5.79
SKU: 15146
$5.10
$5.79

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... $5.27
$5.99
SKU: 15144
$5.27
$5.99

LM393 DC 12V 2Bit Voltage Comparator Relay Control Circuit Module LM393 DC 12V 2Bit Voltage Comparator Relay Control Circuit Module 1.Description:   It is a DC 12V 2Bit Voltage Comparator Module. It controls the output state of the relay by comparing the two voltages.   2.Features:   1>.Settable reference voltage   2>.Inp... $5.84
$7.79
SKU: 14754
$5.84
$7.79

25

LM393 5V 1Bit Voltage Comparator Singal Channel Relay Control Circuit Module LM393 5V 1Bit Voltage Comparator Singal Channel Relay Control Circuit Module 1.Description:   It is a DC 5V 1Bit Voltage Comparator Module.It controls the output state of the relay by comparing the two voltages.   2.Features:   1>.Settable reference voltage   2>.Input... $4.72
$6.29
SKU: 14753
$4.72
$6.29

25

QC Mobile Power Boost Module 5V 2.4A Charger Circuit Board LCD Display QC Mobile Power Boost Module 5V 2.4A Charger Circuit Board 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:2CH &nbs... $4.47
$6.39
SKU: 14048
$4.47
$6.39

30

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... $3.70
$5.29
SKU: 14047
$3.70
$5.29

31

Solar Charging Circuit Board Mobile Display Power Boost Module 5V 2.1A Charger Step UP Module Solar Charging Circuit Board Mobile Display Power Boost Module 5V 2.1A Charger Step UP Module Parameter:   1>.Input charging voltage: DC 5V 1.5A   2>.Input battery voltage:DC 3.6V-4.2V Polymer Rechargeable Lithium Battery   3>.Solar panel charging voltage:DC 4.2V-5.8V   4>.Output ch... $4.47
$6.39
SKU: 14046
$4.47
$6.39

30

Dual USB Mobile Display Power Boost Module 5V 2A Charger Step UP Module Solar Charging Circuit Dual USB Mobile Display Power Boost Module 5V 2A Charger Step UP Module Solar Charging Circuit 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 channel:2CH ... $3.91
$5.59
SKU: 14044
$3.91
$5.59

30

Mobile Display Power Boost Module 3.7V to 5V 2A Solar Charging Circuit Charger Step UP Module Mobile Display Power Boost Module 3.7V to 5V 2A Solar Charging Circuit Charger Step UP Module Parameter:   1>.Input charging voltage: DC 5V 1.5A   2>.Input battery voltage:DC 3.7V-4.2V Polymer Rechargeable Lithium Battery   3>.Solar panel charging voltage:DC 4.5V-5.5V   4>.Output channel:2C... $3.70
$5.29
SKU: 14040
$3.70
$5.29

31

Solar Charging Circuit Board 3.7V to 5V 2.1A Mobile Display Power Boost Module Charger Step UP Module Solar Charging Circuit Board 3.7V to 5V 2.1A Mobile Display Power Boost Module Charger Step UP Module Parameter:   1>.Input charging voltage: DC 5V 1.5A   2>.Input battery voltage:DC 3.6V-4.2V Polymer Rechargeable Lithium Battery   3>.Solar panel charging voltage:DC 4.2V-5.8V   4>.Output channel:2C... $3.70
$5.29
SKU: 14038
$3.70
$5.29

31

DIY Kit Music Circuit LED Flashing Module Electronic Components Suite DIY Kit Music Circuit LED Flashing Module Electronic Components Suite 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

Trigger Cycle Timer Delay Relay Switch Circuit Module Dual MOS Control 5-36V Trigger Cycle Timer Delay Relay Switch Circuit Module Dual MOS Control 5-36V 1.Description:     ZK-J06 is a multifunction delay relay module.Digital tube display.It can be widely used at Smart home, Industrial control, Automatic irrigation, Indoor ventilation. And protection equipment.   ... $7.03
$7.99
SKU: 13501
$7.03
$7.99


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