Features:

1. Miniature Remote Control Toy Car: This is a small-scale toy car that can be controlled remotely using a handheld transmitter or, in your case, a wristwatch controller.

2. Wristwatch Controller: A wristwatch controller is a unique and convenient way to control a remote control car. It often resembles a watch and allows you to steer the car by moving your wrist or pressing buttons on the watch's face.

3. Racing Car Theme: The toy car likely features a racing car design. It have a streamlined shape for enhanced speed and maneuverability.

4. USB Charger: Many modern remote control cars come with USB chargers for convenience. You can easily recharge the car's battery by connecting it to a USB port on your computer, a power bank, or a USB wall charger.

5. Mini Tank Car Dinosaur: This part of your description is a bit unclear, but it suggests that the toy car have some unique and themed features, like a tank-style design and a dinosaur theme and car etc.

6. Compact and Portable: mini wrist car toys are small and lightweight, making them easy to carry around, making them ideal for travel or on-the-go entertainment.

7. Box Size: 18x8x8cm