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30A Relay Module 1 Channel

$1.07 – $1.15
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

$0.37
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

$1.25 – $1.34
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

$1.04 – $1.22
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

$1.87 – $4.62
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

$1.78 – $6.93
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

$2.49 – $5.16
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

$0.48 – $1.74
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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ESP32 LoRa with OLED display 868-915Mhz 433-470MHz HELTEC SX1276 SX1278 Development Board compatible with Arduino

$14.57 – $15.59
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MP1584EN 3A Step-Down Power Module DC-DC 4.5V-28V to 0.8V-20V Adjustable Buck Converter

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$0.33
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LM2596HVS 3A DC-DC Step-down Module Input 48V 4.5-50V

$0.45
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2.54mm 40Pin Male Pin Header Strip Single Row 200pcs/Lot

$3.35 – $4.60
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1803BK 2A 30W PWM Module Dimmer Motor Speed Controller Voltage Regulator DC 1.8V-15V 1.8V 3V 5V 6V 12V

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$0.31
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PAM8406 Digital Amplifier Module with Volume Potentiometer 5Wx2 Stereo Class D

$0.36

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ESP32 2.8 inch Display Development Board

$8.89 – $10.12
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NodeMCU Lua Lolin CP2102 ESP8266 ESP-12E WiFi Development Board

$2.19
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NodeMCU Lua Lolin V3 CH340 ESP8266 ESP-12E WiFi Development Board

$1.53

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Capacitive Soil Moisture Sensor Module

$0.33
Capacitive Soil Moisture humidity Sensor Module Not Easy to Corrode Wide Voltage Wire NE555 Chip 3.3~5.5V Corrosion Resistant W/ Gravity
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SX1308 DC-DC 2-24V to 2-28V 2A Step-up Boost Converter Power Module

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$0.21
Input voltage: DC 2-24V Output voltage: DC 2-28V Switching frequency: 1.2MHz Maximum current output: 2A
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DSO138 Digital Oscilloscope Module Kit

$1.31 – $11.63
DSO138 2.4″ inch TFT Screen Portable Digital Oscilloscope Diy Kit Waveform Display Preciseness Acrylic Case for Arduino Inch 1Msps Kit
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XL4015E1 DC-DC 5A CC CV 4-38V to 1.25-36V Step-down Buck Module with Display

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$2.13
XL4015E1 DC-DC 5A Lithium Battery Charging CC CV Constant Voltage / Current 4-38V to 1.25-36V Step-down Buck Converter Power Supply
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Buzzer Shield V1.0.0 for WEMOS D1 Mini

$0.76
Frequency: 1kHz-3kHz 4 optional control pins (Default: D5 - D8) High level trigger 3.3V
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0.36″ 3-Wire Digital Voltmeter DC 0 – 30V, 0 – 100V without case

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$0.35 – $0.47
Measurement range: 0-30V DC Supply voltage range: 4-30V Note: Input voltage higher than 30V may be permanently damaged! Accuracy: ±1%;
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