The present disclosure relates to a display, an electronic device and a teach pendant for a robot. The display comprises a top cover, a bottom cover and a display module. The display module comprises a glass plate and a base. The glass plate is provided with a display screen component at one side. The base is provided with a bracket thereon. The glass plate is bonded to the bracket, such that the display screen component is received in an opening enclosed by the bracket. The base comprises a bonding portion disposed outside the bracket for bonding the top cover and the bottom cover. The glass plate is positioned in an opening of the top cover, and a top surface of the glass plate is flush with a top surface of the top cover. Embodiments of the present disclosure provide a flat display.