Keyestudio ESP8266 WIFI Module is an ultra-low-power UART-WiFi pass-through module with industry-leading package size and ultra-low power technology.
It is specially designed for mobile devices and IoT applications. It can connect users’ physical devices to Wi-Fi wireless network for Internet or LAN communication, achieving the networking function.
Includes 2 ESP8266 WiFi modules
2PCS ESP8266 Esp-01 Serial Wireless Wifi Transceiver Module With Keyestudio Packing Box For Arduino
Specifications
1)Support wireless 802.11 b/g/n standard
2)Support three working modes: STA/AP/STA+AP
3)Built-in TCP/IP protocol stack to support multiple TCP Client connections
4)Support various Socket AT commands
5)Support UART/GPIO data communication interface
6)Support Smart Link intelligent networking function
7)Support remote firmware upgrade (OTA)
8)Built-in 32-bit MCU, able to double as an application processor
9)Ultra low consumption, suitable for battery powered applications.
10) 3.3V single power supply
2PCS ESP8266 Esp-01 Serial Wireless Wifi Transceiver Module With Keyestudio Packing Box For Arduino
2PCS ESP8266 Esp-01 Serial Wireless Wifi Transceiver Module With Keyestudio Packing Box For Arduino
https://wiki.keyestudio.com/KS0339_Keyestudio_8266_WIFI_Module_2PCS