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30A Relay Module 1 Channel

$1.13 – $1.22
30A Relay Module 1 Channel 5V 12V 24V 250VAC SLA-05VDC-SL-C SLA-12VDC-SL-C SLA-24VDC-SL-C with opticoupler protection support high-level trigger low-level trigger
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Adapter Module for ESP-01 ESP8266

$0.39
Adapter adaptor Module board for ESP-01 ESP8266 esp01 esp-01s esp01s onboard 3.3V/5V voltage regulator
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5V 12V Bluetooth MP3 Music Audio Decoder Module Board

$1.33 – $1.42
Features 5 modes: Bluetooth AUX in FM Radio TF Card USB
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UV Light Strip 12V 60 LEDs per Meter 8mm 390nm – 400nm

$1.10 – $1.29
Ultraviolet UV Light Strip 60 LEDs per Meter 390nm – 400nm 12V 8mm 2835 PCB width: 8mm LED type: 2835
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UV Light Strip 30 60 120 LEDs per Meter 365nm – 370nm

$1.99 – $4.90
2835 Ultraviolet UV Light Strip 30 60 120 LEDs per Meter 365nm – 370nm 5V 12V 24V 5050 2835 3535
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WS2815 12V 5050 Addressable LED Strips 30 60 74 96 144 LEDs

$1.88 – $7.35
WS2815 12V 5050 Addressable RGB LED Strips 30 60 74 96 144 LEDs 10mm 30LEDs/meter 60LEDs/meter 74LEDs/meter 96LEDs/meter 144LEDs/meter 30Pixels/meter
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WS2812B 5V 5050 Addressable LED Strips 10mm 30 60 144 LEDs

$2.64 – $5.46
WS2812B 5V 5050 Addressable RGB LED Strips 10mm 30 60 144 LEDs 10mm 30LEDs/meter 60LEDs/meter 144LEDs/meter 30Pixels/meter 60Pixels/meter 144Pixels/meter individually
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12V 5 Meters 5050 LED Strip 60 Pixels per Meter

$0.51 – $1.85
12V 5 Meters 5050 LED Strip 60 Pixels/Meter 60LEDs/Meter Warm White Cold White Red Blue Green Yellow Pink Purple RGB
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Lithium LiPo Battery to USB 5V 1A Step Up Boost Converter Power Module Charging Protection Board for DIY 18650 Power Bank 3.7-5.5V to 5V 134N3P T6845-C

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$0.14
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DC 5V 12V 10A PWM Motor Speed Controller LED Dimmer Power Controller Stepless Voltage Regulator Module 5V-16V KIA50N03

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$0.65
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2.54mm 40Pin 90° L Shape Male Pin Header Strip 200pcs/Lot

$5.22 – $6.96
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400 Points Holes Breadboard

$0.27
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400W DC-DC 8.5-50V to 10-60V 12A 15A Boost Converter Step-Up Power Supply Module

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$1.55
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1604 LCD Display 4×16 16×4 Characters Compatible with Arduino

$2.35

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ESP32 2.8 inch Display Development Board

$9.42 – $10.73
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NodeMCU Lua Lolin CP2102 ESP8266 ESP-12E WiFi Development Board

$2.32
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NodeMCU Lua Lolin V3 CH340 ESP8266 ESP-12E WiFi Development Board

$1.62

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HC-SR501 Pyroelectric Infrared Sensor PIR Motion Sensor Module

$0.49
Dimension: 3.2cm x 2.4cm x 1.8cm (approx) Infrared sensor with control circuit board The sensitivity and holding time can be
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74HC595 Display Module 4 Digits 0.36” Inch

$0.55
4 Bits Digital Tube LED Display Module Four Serial for Arduino 595 74HC595 Driver 7-segment 7segment 4digits 4bits
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50KG Load Cell Body Weight Sensor Electronic Scale HX711

$0.25 – $0.30
Ways to use it : – Use one sensor with an external resistor to form a full-bridge measurement, the range
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FOTEK SSR-40DA 40A Solid State Relay Module for PID Temperature Control

$1.65
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MAX3232 RS232 to TTL Serial Port Converter Adapter Module

$0.33
Chip:MAX3232ESE Voltage Range: 3.3V ~ 5V Highest baud rate: typical 235kbps Size:33x32mm The use of gold-plated serial converter board seat
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DC 4.5V Laser Head Module (10pcs/Lot)

$1.19
DC 4.5V Laser Head Module Laser Pointer Dot Diode Red Plastic Gyro Module 650nm
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