Features:

1. The smallest 802.11b/g/n Wi-Fi SoC module
2. Uses low power 32bit CPU and compatible with an application processor
3. Main frequency up to 160MHz
4. Built-in 10Bit high precision ADC
5. Support UART/GPIO/PWM/ADC interface
6. Integrate Wi-Fi MAC/BB/RF/PA/LNA
7. Support multiple sleep modes
8. Standby power consumption as low as 1.0mW
9. Embedded Lwip protocol stack
10. Support STA/AP/STA+AP work model
11. Support Smart Config/AirKiss
12. Series Rate up to 4Mbps
13. Universal AT instruction
14. Support serial local upgrade and remote firmware upgrade
15. Small size 18*18*2.8mm

Features:

1. Wi-Fi 2.4 GHz, support WPA/WPA2
2. 802.11 b/g/n
3. Integrated low power 32-bit MCU
4. Operating temperature range -40C ~ 85C
5. Support Smart Link Function for both Android and iOS devices
6. Integrated 10-bit ADC
7. Operating Current 80 mA
8. Operating Voltage 3.0-3.6 V

Specifications:

• LoRa ™ spread spectrum modulation technology
• Super-far-distance communication 15KM
• +20dBm-100mW voltage constant when the RF power output
• High sensitivity: low to -148dBm
• Half duplex SPI communication
• Programmable bitrates up to 300kbps
• Supports FSK, GFSK, MSK, GMSK, LoRa ™ and OOK modulation
• 127dB RSSI dynamic range
• Automatic RF signal detection, CAD models and ultra high-speed AFC
• With the CRC, up to 256 bytes of packet engine
• Small double stamp hole size SMD package
• Shielding shell
• IPEX external antenna (Ra-02)

Specifications:

1. Power supply: 5V
2. Processor: ESP8266
3. Logic level: 3.3V
4. WIFI module: ESP-12S
5. Built-in Flash: 32Mbit

Specifications:

• Compatible With:ESP8266 ESP-01/01S
• Operating Voltage:5 VDC
• USB to Serial Chip:CH340C
• Length (mm):50
• Width (mm):14
• Height (mm):12
• Weight (gm):6

Specifications:

1. The on-board level shift circuit
2. Arduino UNO R3 and the compatible board can directly connect to this module;
3. Interface logic voltage: 3.3V / 5V compatible(On-board level shift circuit);
4. Working voltage: 4.5~5.5V (Onboard 3.3V LDO Regulator);
5. Working current: 240mA(MAX).