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WiFi Relay Module, ESP8266 DC 5V 4 Channel Relay Module...

Amazon.com Price: $19.99 (as of 20:21 EST- More info) & FREE Shipping. Details

SUPPORT TWO WORK MODE: Mode 1: cellphone carry on WIFI module directly. Mode 2: cellphone and WIFI module carry on router together.
TRANSMISSION DISTANCE: In the open environment,when mobile phone is carrying on the WIFI module ,maximum transmission distance is 100 meter. When the WIFI module and cell phone carrying on the router at the same time the signal transmission distance depends on router signal.
SAFE: Optocoupler isolated output, safe and reliable.

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Description


Welcome To My Shop

Features:
1>.On board high quality MCU and ESP8266 WIFI module.
2>.Support 2 Work Mode:
1: cellphone carry on WIFI module directly.
2: cellphone and WIFI module carry on router together.
3>.Transmission distance:
In the open environment,when mobile phone is carrying on the WIFI module ,maximum transmission distance is 100 meter.
When the WIFI module and cell phone carrying on the router at the same time the signal transmission distance depends on router signal.
4>.Use the technology to complete the configuration of the account and password of the ESP8266 WIFI module on the mobile APP. The configured account and password will be memorized after power off.
5>.Optocoupler isolated output, safe and reliable.
6>.The board contains 220V,10A/250V AC 10A/30V DC Songle original relay, which can continuously absorb 100,000 times, with the protection of diode current and short response time.
7>.PCB material and manufacturing process meets the standards of RoHS.
8>.On board relay LED indicator , mode option and working statue LED indicator.
9>.Reserved UART debug interface and MCU download port for program.

Specifications:
Product Name: DC 5V ESP8266 WIFI 4-Channel Relay Module
Working Voltage: DC 5V
Load Voltage: DC 30V 10A /AC 250V 10A
Work Temperature: -40?~85?
Work Humidity: 0%~95%RH
Size: 63*60*20mm

Package Includes:
1x 4-Channel Relay Module

Notes:
1>.Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.
2>.Please allow slight dimension difference due to different manual measurement.

Make sure this fitsby entering your model number.
SUPPORT TWO WORK MODE: Mode 1: cellphone carry on WIFI module directly. Mode 2: cellphone and WIFI module carry on router together.
TRANSMISSION DISTANCE: In the open environment,when mobile phone is carrying on the WIFI module ,maximum transmission distance is 100 meter. When the WIFI module and cell phone carrying on the router at the same time the signal transmission distance depends on router signal.
SAFE: Optocoupler isolated output, safe and reliable.
LED INDICATOR: On board relay LED indicator , mode option and working statue LED indicator.
SHOP WITH CONFIDENCE: To Provide You With the Highest Quality Service, If You Have Any Question, Please Feel Free to Contact Us.We Will Provide After-sales Service Until You Are Satisfied.

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