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ESP8266 4-Channel DC12V WiFi Relay Module ESP-01 Wireless Relay Switch Board
ESP8266 4-Channel DC12V WiFi Relay Module ESP-01 Wireless Relay Switch Board
ESP8266 4-Channel DC12V WiFi Relay Module ESP-01 Wireless Relay Switch Board
ESP8266 4-Channel DC12V WiFi Relay Module ESP-01 Wireless Relay Switch Board
ESP8266 4-Channel DC12V WiFi Relay Module ESP-01 Wireless Relay Switch Board

ESP8266 4-Channel DC12V WiFi Relay Module ESP-01 Wireless Relay Switch Board

$ 8.21

  • Brand: Unbranded
  • Country/Region of Manufacture: China
  • Custom Bundle: No
  • MPN: 1094635176-2
  • Model: ESP8266 WiFi Relay
  • Modified Item: No
  • Type: Circuit Board
  • UPC: Does not apply
  • gtin13: Does not apply

Description

Description Function: 1. Onboard ESP-01 WiFi modules and high performance microprocessor STM8S103. 2 the module has 2 working modes: Mode 1: mobile phone is mounted directly on WiFi module. Mode 2: mobile phones and WiFi modules are equipped on routers simultaneously Additional function: it can also be used as a USB relay when ESP-01 is pulled out. 3. Transmission distance: In an open environment, the maximum stable transmission distance is 100 m when the mobile phone is mounted on the WiFi module. 4. When the WiFi module and mobile phone are held on the router at the same time, the transmission distance depends on the signal strength of the router. 5. on board 12 v, 10A / 250 v AC 10A // 30 v DC relay, which can be continuously pulled for 100 thousand times, has diode protection against discharges, short response time. 6. Real-time mode selection tab and work status indicator. 7. reserved UART debugging interface and STM8 of NUOTATA download interface program. 8. the dimensions of the card: 59 * 40mm. Package included 1 x 12v ESP8266 ESP-01 4-Channel WiFi Relay Module Payment Shipping Feedback Contact us ◆ We only accept PayPal. ◆ Payment must be made within 7 business days after the auction ends. ◆ After payment is received, all items are shipped within 10 Working days (except Saturdays, Sundays, and holidays). ◆ If it is a weekend or a holiday, the time will be extended accordingly. ◆ If you have any problems with delivery, please contact us, we will try our best to help you. ◆ We greatly appreciate your POSITIVE feedback. Please do NOT leave negative feedback without asking for help. ◆ Our aim is to provide Top Level Customer Service, so we will try our best to solve any problem. ◆ We accept return within 30 days since you received your package. Please contact us for return or refund. ◆ Our working time: Monday- Saturday (Greenwich Time 2:30A.M-11:30A.M ) ( Pacific Time:6:30P.M-3:30A.M) Please only use Ebay message to contact us. All messages will be answered within 1 business day. If you do not receive our reply, please kindly re-sent your email and we will reply to you as soon as possible.