ESP- series is a brand of micro controllers designed and manufactured by Expressif company. they includes esp32s, esp8266 etc.
ESP WROOM 32 NodeMCU Module with Wi-Fi and Bluetooth (30 pin)
OVERVIEW
- Model: ESP-WROOM-32
- WIFI Included: Yes
- Item Weight: 11 grams
IOT-BOARD BOT_LOG V1
OVERVIEW
- Model: BOT_LOG V1
- Power input: 4.5V ~ 9V (10VMAX),
- Transfer rate: 110-460800bps.
- Support: SD card, integrated clock module, Arduino platform.
- Working temperature: -40°C ~ + 100°C.
- Form factor:60mm x 45mm.
- Flash size: 4MByte
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Requires 30 days of lead time.
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Minimum order quantity of 2.
NODEMCU – ESP8266 Wi-Fi Development Board
OVERVIEW
- Model: ESP8266
- Power input: 4.5V ~ 9V (10VMAX), USB-powered
- Transfer rate: 110-460800bps
- Support: UART / GPIO data communication interface, Smart Link Smart Networking
- Working temperature: -40°C ~ + 125°C
- Drive Type: Dual high-power H-bridge
- Flash size: 4MByte