400 Point Breadboard Compact Design for Arduino Projects
$0.35This 400 Point Breadboard features a compact solderless design, making it perfect for Arduino modules, sensor testing, and portable electronics projects.
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400W 15A DC-DC Step Up Boost Buck Voltage Converter Power Supply Module
Original price was: $2.07.$1.59Current price is: $1.59.♦ Specifications
Type: 400W boost constant current module
Module properties: non-isolated step-up module (BOOST)
Input voltage: DC8.5V-50V
Input current: 15A (MAX) exceeds 8A please enhance heat dissipation
Quiescent current: 10mA (12V liter 20V, the output voltage, the higher the current will increase too quiet)
Output voltage: 10-60V continuously adjustable
Constant] range: 0.2-12A
Temperature: -40 to + 85 degrees (ambient temperature is too high, please enhance heat dissipation)
Operating frequency: 150KHz
Conversion efficiency: up to 96%
Overcurrent protection: yes
Input reverse polarity protection: no
Installation: 4 2.55mm screw holes
Connection method: Connection Output
Module size: 67X48X 28mm
8.5-50V to 10-60V Voltage -
5V 1 Channel Low Level Relay Module with Optocoupler
$0.36♦ Specifications
Trigger Voltage: 5 VDC
Trigger Current : 20 mA
Maximum Switching Voltage: 250VAC@10A; 30VDC @10A
Single Pole Double Throw (SPDT) Configuration
Power supply indicator lamp
Brand: TongLing/BESTEP/Generic -
5V 16 Channel Relay Module with Light Coupling Low Level Trigger Optocoupler
$4.62♦ Specifications
16 CH With Optocoupler
– The control signal voltage range: the trigger signal is low 0-2V; high voltage must not exceed 5V.
– The use of the industry’s top quality optocoupler isolation, strong anti-interference ability, stable performance; the trigger current is only 3mA.
– 1-16 road can be any full on / off, or any road.
– Output Type: AC 220V 10A directly connected or DC30V 10A load.
Electrical Parameters:
Supply voltage: 5V (DC)
Supply Current: More than 200mA
Each relay can load: 250V 10A (AC) or 30V 10A (DC) -
5V 6 Channel Relay Module with Low Level Trigger Optocoupler Blue Board
$1.73♦ Specifications
Supply voltage VCC: 5 V
Activated with the low-status
Relay Coil voltage: 5 V
The maximum voltage of contacts: 250 VAC, 125 VDC*
Maximum current: 10 A
Optoelectronic insulation
6 LEDs signaling the activation of relays
The dimensions PCB: 10.3x 5.27cm
Weight: 82 g -
5V 8 Channel Relay Module with Low Level Trigger Optocoupler Blue Board
$3.42♦ Specifications
Operating Voltage: 5V DC
Trigger Current: 5mA
Relay Maximum Contact Voltage: 250VAC, 30VDC
Relay Maximum Current: 10A
Trigger Mode: Active Low/high
Dimensions: 142mm x 50mm
Weight: 115.3 grams
Indicator LEDs: Power supply indicator and relay status indicators -
936 Soldering Iron Stand Safe, Sturdy & Compact
Price range: $1.19 through $1.49This 936 soldering iron stand provides a stable, heat-resistant place for your iron, with a metal frame and sponge tray for cleaner, safer bench work.
Select options This product has multiple variants. The options may be chosen on the product page -
9g Micro Servo Motor Analog & Digital TS90M / TS90MD 90° 180° 270° 360°
Price range: $3.51 through $4.04The 9g Micro Servo Motor TS90M analog servo and TS90MD digital servo offer precise control, metal gears, and multiple rotation options including 90°, 180°, 270°, and continuous 360° for RC models, robots, Arduino, and DIY electronics.
Select options This product has multiple variants. The options may be chosen on the product page -
9V Battery Connector (I-Type & T-Type Battery Clips)
Price range: $0.04 through $0.11The 9V Battery Connector is available in six versions, including I-Type and T-Type clips with soft shell, hard shell, or DC plug. Perfect for Arduino projects, DIY electronics, battery-powered circuits, and prototyping.
Select options This product has multiple variants. The options may be chosen on the product page -
Accurate Micro Hydro Generator F50 Series Water Turbine Generator
Price range: $4.54 through $6.80The F50 Series Micro Hydro Generator is a compact water-powered generator available in multiple output versions, including regulated DC models and high-voltage output models. Built with the same durable turbine structure, every version offers reliable performance for renewable energy projects, STEM education, DIY electronics, and water-powered automation systems.
Select options This product has multiple variants. The options may be chosen on the product page -
Accurate MPU-6050 GY-521 Module – 6DOF Accelerometer Gyroscope
Price range: $1.54 through $2.15MPU-6050 GY-521 Module with 3-axis accelerometer and gyroscope, 6DOF motion sensing, I2C communication, 16-bit data output, and DMP support.
Select options This product has multiple variants. The options may be chosen on the product page -
Accurate YF-S401 Water Flow Sensor 0.3-6L/min for Arduino
$1.75The YF-S401 Water Flow Sensor provides precise low-flow liquid measurement from 0.3–6L/min using Hall Effect technology, making it ideal for Arduino, ESP32, Raspberry Pi, coffee machines, and smart water control projects.