Spesifikasi - Communication interface voltage : 3.3V. - Antenna type : Built-in PCB antenna is available. - Wireless 802.11 b/g/n standard - WiFi at 2.4GHz, support WPA / WPA2 security mode - Support STA/AP/STA + AP three operating modes - Built-in TCP/IP protocol stack to support multiple TCP Client connections (5 MAX) - D0 ~ D8, SD1 ~ SD3: used as GPIO, PWM, IIC, etc., port driver capability 15mA - AD0 : 1 channel ADC - Power input : 4.5V ~ 9V (10VMAX), USB-powered - Current : continuous transmission : 70mA (200mA MAX), Standby : 200uA - Transfer rate : 110-460800bps - Support UART / GPIO data communication interface - Remote firmware upgrade (OTA) - Support Smart Link Smart Networking - Working temperature : -40 Deg ~ + 125 Deg - Drive Type : Dual high-power H-bridge driver - ESP8266 has IO Pin - Don't need to download resetting - A great set of tools to develop ESP8266 - Flash size : 4MByte Isi Paket : 1 x NodeMCU v3 ESP8266