?Key Features :

• • • Uses CH340G instead of CP2102.
    • 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)
    • Support UART / GPIO data communication interface
    • Remote firmware upgrade (OTA)
    • Support Smart Link Smart Networking
    • Don?t need to download resetting
    • A great set of tools to develop NODEMCU
    • Lowest cost WI-FI
    • FOR Arduino like hardware IO
    • Greatly speed up your IOT application developing process
    • Open-source, Interactive, Programmable, Low cost, Simple, Smart, WI-FI enabled
    • WI-FI MCU ESP12E integrated and easy to the prototyping development kit.
    • We provide the best platform for IoT application development at the lowest cost.
    • NodeMCU has built-in USB-TTL serial with super reliable industrial strength CH340G for superior stability on all supported platforms.
    • Advanced API for hardware IO, which can dramatically reduce the redundant work for configuring and manipulating hardware.
    • Event-driven API for network applications, which facilitates developers writing code running on a 5mm*5mm sized MCU in Nodejs style.

?Key Features :

1. Mechanical structure, easy to install.
2. This car has tachometer encoder
3. With 4 cell AA battery holder and power switch.
4. Can be used for distance measurement, velocity.
5. Can use with other devices to realize the function of tracing, obstacle avoidance, distance testing, speed testing, wireless remote control.
6. Gear Motor reduction radio: 1:48.
7. Size: 22cm x 14.7cm, wheel size: 7cm x 7cm x 2.6cm.
8. Note: motor power supply is 3V~6V.