Mask and electronic device thereof

An electronic device, comprising:

• a substrate;
• and
• a metal mesh structure disposed on the substrate, wherein the metal mesh structure comprises:
• a node;
• a plurality of inner metal sections, wherein the inner metal sections are connected to the node;
• and
• a plurality of outer metal sections, wherein each of the outer metal sections is connected to a corresponding one of the inner metal sections, and each of the inner metal sections is disposed between a corresponding one of the outer metal sections and the node;
• wherein the outer metal sections comprise a first outer metal section and a second outer metal section adjacent to the first outer metal section, the first outer metal section has a first extension direction, the second outer metal section has a second extension direction, a first included angle is between the first extension direction and the second extension direction, the inner metal sections comprise a first inner metal section and a second inner metal section adjacent to the first inner metal section, the first outer metal section is connected to the first inner metal section, the second outer metal section is connected to the second inner metal section, the first inner metal section has a third extension direction, the second inner metal section has a fourth extension direction, a second included angle is between the third extension direction and the fourth extension direction, and the second included angle is greater than the first included angle.