Onboard EL817 photoelectric coupler a photoelectric isolating anti-interference ability strong. Onboard 5V 10A/250V AC 10A/30 V DC relays the relay long life can absorb 100000 times in a row. Module can be directly and MCU I/O link with the output signal indicator. Module has the diode current protection short response time
Model N/A Quantity 1 Color Black + Pale golden Material PC + gold plating Features Detects soil humidity. Specification Input voltage: DC 5V; S: analog output end connects to the AO of Arduino main board Application Used to detect the humidity of soil. Great for Arduino DIY. English Manual/Spec Yes Packing List 1 x Soil humidity sensor module
Brand LSON Quantity 1 Piece Color OthersWhite + green Material PCB English Manual / Spec Yes Other Features Working voltage: 5~24V; Output current: 5mA; Detection angle: 180 degree; Detection range: 7~10 meters; Load capacity: Driving triode microcontroller port; Widely used in corridor/toilet/basement/garage etc or exhaust fan and other automatic appliance Certification QC Packing List 1 x Infrared sensor module (16cm cable)
The power supply is isolated industrial power supply module with temperature protection over-current protection and short-circuit protection functions high-low voltage isolation AC85~265V wide voltage input 431 high-precision voltage-stabilizing DC 12V output; Input voltage: AC 85~265V 50/60Hz; Output voltage: DC 12V (+/-0.1V); Output current: 450mA; Power: 5W
Color: Blue - Material: PCB - Adjustable sensitivity (Digital Potentiometer) - Working voltage: 3.3~5V - Output: Analog voltage output / Digital switch output (0 / 1) - With indicator light - LM393 chip comparator - Humidity Detection Sensor Module for DIY projects
Relay Shield is a small current signal control module can achieve singlechip to control large power device; Widely use in singlechip home device; Can be plug to the main board which is compatible with Arduino; 4-channel relay stand Arduino Shield interface; 3-M3 screw hole easy to install; Driven by 5V / 3.3V normally open contact close; With red LED indicator onboard; Note: Please avoid the green terminal short-circuit by the housing as connecting with Arduino UNO main board
On-board EL817 optoelectronic coupler anti-interference; Voltage: on-board 5V AC 30A / 250V DC 30A / 30V; Lifetime: 100000 times; Can connect to I/O of SCM directly; With output signal indicator; With diode protection short response time; With NO output no NC output.
Model: 2-Channel relay module - Quantity: 1 - Color: Black + Blue - Material: PCB board - Equipped with high-current relay: AC 250V 10A; DC 30V 10A - Compatible for 51 / AVR / AVR / ARM platform - 2-Channel relay module extension board to load high current in home appliances - Standard interface that can be controlled directly by microcontroller - LED indicator for relay output status - Great for electric product DIY lovers - Packing list: 1 x Extension board