The color adopts yellow and black contrast, which meets the safety warning standard with high contrast ratio, strengthens the sense of strength and recognition, and is suitable for the product positioning of electric tools such as electric picks. Local such as mode switch knobs, switches, etc., use red as a warning color to enhance operational safety and distinguish each functional board. On the whole, the fuselage adopts a compact modular structure with tough and neat lines, which also makes the distribution of the center of gravity of the fuselage more reasonable and convenient for users to control accurately.