Odseven 5V 2 Channel 5V Relay Module with Optocoupler Low Level Trigger Expansion Board

$2.73
1. Drive current 15 – 20 mA each
2. Indication LED for relay output status
3. High temperature or low temperature control relay
4. Equipped with high-current relay AC250 V 10 A dc30 V 10 A
5. Standard interfaces can be controlled directly by the microcontroller (Arduino, 8051, AVR, PIC, DSP, arm, arm, msp430, TTL logic)

Specification:
1. Dimensions: 50.5mm * 38.5mm * 18.5mm
2. Weight: 31g
3. PCB color: black
4. board around with four fixed screw holes, hole diameter 3.1mm, easy to install and fixed
5. Relay selection of high- A common end, a normally open end, a normally closed end
6. Optocoupler isolation, good anti-interference
7. Low level pull-in, high-level release. Pull the status indicator Light, release the status indicator is off
8. VCC for the system power, JD_VCC for the relay power. Plug in the jumper cap

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