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Function Relay Module

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3 Channel DC 3.3V 5V Relay Module Relay Expansion Board with Optocoupler Insulation for Arduino 3 Channel DC 3.3V 5V Relay Module Relay Expansion Board with Optocoupler Insulation for Arduino Product Introduction: 1.Size:63*42*20mm 2.Power Supply Voltage:5V 3.Trigger Level:3V-7V trigger 4.Trigger Current:5mA 5.Control Voltage:AC 0-250V or DC 0-30V 6.Control Current:0-7A 7.Function:weak current control strong cur... $3.19
$3.99
SKU: 9665
$3.19
$3.99

12V Upgrade Cycle Timer Delay Dual Display Functions Setting Relay Module 12V Upgrade Cycle Timer Delay Dual Display Functions Setting Relay Module Description: Timing range: 0-999 minutes 0-999 0-999 seconds when three kinds can select the desired Dimensions: Display panel: 79mm * 43 installation: 71mm * 40mm24mm Feature Sets: 18 kinds of combinations of features Relay: Ori... $8.15
$10.19
SKU: 8709
$8.15
$10.19

LCUS-1 5V USB Relay Module CH340 USB Intelligent Control Switch Relay Module LCUS-1 5V USB Relay Module CH340 USB Intelligent Control Switch Relay Module 1. Description: 1>. Controller Chip: onboard high performance microcontroller chip 2>. Control Chip: onboard CH340 USB control chip 3>. LED Indicator Lamp: onboard power LED indicator lamp and relay status LED indica... $6.28
$7.85
SKU: 12488
$6.28
$7.85

Delay Timer Switch 0 to 200 Second w/ NE555 Oscillator Input 12V Delay Timer Switch 0 to 200 Second w/ NE555 Oscillator Input 12V Description: 1. Power supply:12V 2. Adjustable time:0-200second 3. Size:75*20mm 4. LED Indicator:Red-Power;Green-Relay on   Function: Turn on when power on and began to delay.Then turn off after delay. ... $2.79
$3.49
SKU: 7092
$2.79
$3.49

8-Channel USB Relay Module 12V 10A Soft Auto-control Relay 8-Channel USB Relay Module 12V 10A Soft Auto-control Relay Module Description:       The module uses a parallel FIFO FTDI's bi-directional data transfer USB chip,For microprocessor which provides 8-bit parallel data bus D0~D7,For external host is a standard serial bus ... $15.94
$19.93
SKU: 6028
$15.94
$19.93

Automatic headlights Light delay switch Light alarm Module Automatic headlights Light delay switch Light alarm Module SKU: 2411 Quantity: 1 Specificatio... $7.62
$9.52
SKU: 2411
$7.62
$9.52


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