Electronic device and curb system having the same

An electronic device adapted for mounting to a curb system, said electronic device comprising:

• a control unit including a housing and a drainage structure, said drainage structure having opposite rear and front ends that are arranged in a front-rear direction, said drainage structure including a shoulder surrounding wall that is connected to a top end of said housing, and an outer surrounding wall that extends upwardly from said shoulder surrounding wall, said shoulder surrounding wall having opposite rear and front end portions that are disposed respectively at said rear and front ends of said drainage structure, and being inclined with said front end portion lower than said rear end portion, said outer surrounding wall having two side wall portions that are opposite to each other in a left-right direction perpendicular to the front-rear direction, and a rear wall portion that is disposed at said rear end of said drainage structure and that interconnects said side wall portions, said housing defining a receiving space and having a front housing wall that is disposed forwardly of said receiving space in the front-rear direction, and that has a first slanted wall portion formed with an image-capturing opening, an angle being formed between a central line that is normal to said first slanted wall portion and that extends through said image-capturing opening and a reference line that extends in the left-right direction, and being smaller than 90 degrees;
• a top cover unit being removably connected to said control unit and closing said receiving space;
• and
• an image-capturing module being disposed in said receiving space, and having a lens that is oriented to said image-capturing opening.