1. The modular armrest box is equipped with a multi-functional handle, enabling effortless operation and is a unique combination of functionality and ergonomics. 2. The electronic throttle design is used to control the engine speed. The left cover can accommodate three buttons to replace the electronic throttle. 3. The buttons are very durable and can be assigned to functions such as four-wheel drive or differential lock as needed. 4. The fingertip joystick is designed with an inclined angle and a soft fingertip support to achieve maximum operation comfort and user friendliness. 5. The armrest has a soft pad, making the operator feel comfortable, and it is also sustainable and environmentally friendly. It is as durable and wear-resistant as the cover material produced by chemical means, and it does not contain harmful plasticizers. 6. The storage box can hold items such as mobile phones and keys, making storage more convenient.