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5V 1 Channel Solid State Relay Module, Low Level Trigger, 5A DC Control (1 Channel)
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  • $17.69 
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  • $14.89 - $17.69
5pcs DC-DC Buck Step Down Converter 6-24V to 5V 3A USB Step Down Module Efficiency 97.5% Power Adapter for Car Power USB Mobile Phone Charger
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  • $17.46 
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  • $14.66 - $17.46
5V 1 Channel Solid State Relay Module, High Level Trigger, 5A DC Control (2 Channel)
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  • $17.20 
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  • $14.40 - $17.20
5V 30A Relay Module, 1 Channel, Optocoupler Isolation, High/Low Trigger for Automation Control
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  • $17.54 
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  • $14.74 - $17.54
HLK-1D1205 12V to 5V 1W 200mA DC - DC Isolation Switching Power Supply Module Intelligent Household Switch Converter (6 PCS)
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  • $27.35 
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  • $24.55 - $27.35
HK-B35T Serial to Wi Fi + 5.2 Bluetooth-Compatible Module Dual-Mode Low-Power Wireless Serial Transparent Transmission (Test Kit)
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  • $20.75 
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  • $17.95 - $20.75
12V 30A Relay Module, 1 Channel, Optocoupler Isolation, High/Low Trigger for Automation Control
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  • $18.72 
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  • $15.92 - $18.72
LCUS-4 USB Relay Module 4 Channel with Overcurrent Protection for Home Automation, Serial Control, Intelligent USB Switch
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  • $17.66 
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  • $14.86 - $17.66
24V 30A Relay Module, 1 Channel, Optocoupler Isolation, High/Low Trigger for Automation Control
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  • $17.32 
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  • $14.52 - $17.32
1 Channel 5V Low Level Trigger Solid State Relay Module with Fuse, 1 Way 250V 2A for Industrial Control Applications
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  • $17.98 
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  • $15.18 - $17.98
SC8 CO2 Sensor 400-5000PPM Infrared IR Gas Concentration Detection Module Carbon Dioxide Detector
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  • $25.91 
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  • $23.11 - $25.91
LM2596 DC to DC Adjustable Converter Voltage Regulator DC3.3V DC5V 7-30V Power Supply Converter Module YR-2596
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  • $17.91 
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  • $15.11 - $17.91
HLK-1D1205 12V to 5V 1W 200mA DC - DC Isolation Switching Power Supply Module Intelligent Household Switch Converter (10 PCS)
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  • $39.77 
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  • $36.97 - $39.77
HLK-20M24 AC-DC 220V to 24V 20w Step-Down Power Supply Module Intelligent Household Switch Power Supply Module (5 PCS)
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  • $79.15 
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  • $76.35 - $79.15
5Pcs PWM to Voltage Module 0%-100 PWM to 0-10V Voltage Signal Converter Voltage Converter Module for PWM Industrial Control
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  • $19.43 
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  • $16.63 - $19.43
POE HAT Board with Cooling Fan/Computer Module 5 Power Over Ethernet HAT 5V 5A 25W Compatible with Raspberry Pi 5
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  • $43.43 
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  • $40.63 - $43.43
HLK-20M09 AC-DC 220V to 9V 20w Step-Down Power Supply Module Intelligent Household Switch Power Supply Module (5 PCS)
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  • $79.15 
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  • $76.35 - $79.15
2pcs XH-M401 DC-DC 4-40V to 1.25-36V Step Down Buck Converter Power Supply Module XL4016E1 PWM Adjustable Step Down Board 8A 200W
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  • $17.93 
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  • $15.13 - $17.93
TPS63020 Power Supply Module Automatic Buck-Boost Step Up Down 3.3V Lithium Battery Low Ripple
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  • $17.91 
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  • $15.11 - $17.91
HLK-20M05 AC-DC 220V to 5V 20W Step-Down Power Supply Module Intelligent Household Switch Power Supply Module (5 PCS)
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  • $86.71 
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  • $83.91 - $86.71
24V to 5V 10W 2000mA DC to DC Isolated Power Module 5v/12v/15v/24v DCDC Switching Power Module (10D2405B,5 Pcs)
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  • $66.64 
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  • $63.84 - $66.64
24V to 5V 10W 2000mA DC to DC Isolated Power Module 5v/12v/15v/24v DCDC Switching Power Module (10D2405A,5 Pcs)
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  • $65.55 
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  • $62.75 - $65.55
3 Pack Digital Accelerometer ADXL345, 3-Axis Low Power I2C SPI 5V/3.3V Input, Detection 16g Range
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  • $17.91 
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  • $15.11 - $17.91
24V 2 Channel Solid State Relay Module, Low Level Trigger, 5A DC Control for Raspberry Pi
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  • $17.33 
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  • $14.53 - $17.33
HLK-20M12 AC-DC 220V to 12V 20w Step-Down Power Supply Module Intelligent Household Switch Power Supply Module (5 PCS)
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  • $94.24 
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  • $91.44 - $94.24
5V Power On Time Delay Relay Module, Adjustable Delay Timer Circuit Board, for Automation Projects
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  • $17.78 
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  • $14.98 - $17.78
HLK-PM01 AC-DC 220V to 5V Step-Down Power Supply Module Intelligent Household Switch Power Supply Module (10 PCS)
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  • $62.86 
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  • $60.06 - $62.86
2 Pack 5V 2-Channel Relay Module with Optocoupler, Red Expansion Board Supports High/Low Level Trigger 2-Way OPTO
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  • $17.47 
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  • $14.67 - $17.47
30pcs 1407 Passive Piezo Buzzer 14x7mm Flat Pin 7.5mm Pitch Low Power High Temperature Resistance
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  • $17.99 
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  • $15.19 - $17.99
5V Multi-Mode Time Delay Relay Module, Adjustable Delay Timer, for Automation Home Appliances DIY Projects
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  • $17.66 
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  • $14.86 - $17.66