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Specification: Model:ESP8266 Channel: Dual Channel Board size: 59*40mm/2.3*1.6in Weight: Approx.36g/1.3oz Package list: 1 x Dual Channel Relay
Onboard ESP-01 module and high performance microprocessor STM8S103.
Reserved UART debug interface and STM8 SWIM program download interface.
Use Smartcongig technology to complete the account and password configuration on the APP ESP-01 module on the mobile phone, and configure the username and password memory functions.
On-board 5V,10A250V AC 10AV30V DC relay, which can continuously pull 100,000 times, with diode discharge protection and short response time.
Board mode selection and real-time working status indicator.