Function: wireless, wifi transmission and reception
Available: DIY project, student, engineer, programmer
Type: ESP-02
Wireless connection standards: 802.11 b / g / n
Frequency range: 2.4 GHz-2.5 GHz (2400M-2483.5M)
Data interface: UART / HSPI / I2C / I2S / Ir Remote Control GPIO / PWM
Operating voltage: 3.0 ~ 3.6 V (recommended 3.3 V)
Manufacturer: Arduino OEM
Kilograms: 0.01