3.6/3.7V Dual 18650 Rechargeable Lithium Battery Charger
sim7670c ic is good but it booting is very complication any other metod to connect 4G pius sms read and write
2A Dual L298N Motor Driver Module with PWM Control
IoT and DIY Smart Car Starter Kit
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This is the most comprehensive kit for learning Arduino, smart cars, and IoT. The 2-in-1 kit contains over 50 projects. This DIY IOT starter kit includes an ESP8266 node MCU and an Arduino DIP-compatible board. The Mechanical structure is simple, it is easy to install. This car is the tachometer encoder. With a 4 AA battery box. It can be used for distance measurement, velocity. Can use with other devices to realize function of tracing, obstacle avoidance, distance testing, speed testing, wireless remote control.

| Development Board | Arduino Compatible Board & Node MCU |
| Kit Type | DIY Robot Car Kit |
| BO Motor RPM | 200 RPM |
| Battery Included | No |
| Weight | 900g |