Abstract: This disclosure relates to a notebook computer including a computer body and a power transmission device which having an input port and an output port opposite to each other. The input port is configured to be electrically connected to a power supply. The output port is electrically connected to the computer body. The power transmission device includes an actuating circuit and a hold circuit. The actuating circuit is electrically connected between the input port and the output port. The hold circuit is connected in parallel to the actuating circuit.

Abstract: This disclosure relates to a notebook computer including a computer body and a power transmission device which having an input port and an output port opposite to each other. The input port is configured to be electrically connected to a power supply. The output port is electrically connected to the computer body. The power transmission device includes an actuating circuit and a hold circuit. The actuating circuit is electrically connected between the input port and the output port.

Abstract: This disclosure relates to a notebook computer including a computer host, a display device, a handle, a power cable and a plug. The display device is pivotably disposed on the computer host. The handle is disposed on the computer host. The handle has a recess. The power cable includes a base portion, a distal portion and middle portion. The base portion is connected to the distal portion via the middle portion. The middle portion is connected to the computer host via the base portion. The middle portion is removably located in the recess of the handle. The plug is connected to the distal portion and detachably disposed on the computer host.

Abstract: The disclosure provides a notebook computer. The notebook computer includes a display assembly and a host assembly. The display assembly includes a first casing and a display panel. The first casing has a first accommodation space. The display panel is located in the first accommodation space. The host assembly includes a second casing, a keyboard base and a keyboard. The second casing has a second accommodation space. The keyboard base is disposed on the second casing and covers the second accommodation space. The keyboard is disposed on the keyboard base, and the first casing is pivotably disposed on the second casing. The first casing is pivotable with respect to the second casing so as to be moved to a closed position. When the first casing is in the closed position, the first casing and the second casing together surround the display panel, keyboard base and keyboard.

Abstract: The disclosure provides a smart jewelry device including a metal housing, two charging contacts, an insulating member, and a battery. The metal housing has a hollow portion, and the metal housing is axisymmetric relative to an axis. The two charging contacts are located on the axis and are respectively located at two endpoints of the metal housing. The insulating member is disposed among the metal housing and the charging contacts. The battery is disposed within the hollow portion and is electrically connected to the charging contacts.

Abstract: The disclosure provides a notebook computer. The notebook computer includes a display assembly and a host assembly. The display assembly includes a first casing and a display panel. The first casing has a first accommodation space. The display panel is located in the first accommodation space. The host assembly includes a second casing, a keyboard base and a keyboard. The second casing has a second accommodation space. The keyboard base is disposed on the second casing and covers the second accommodation space. The keyboard is disposed on the keyboard base, and the first casing is pivotably disposed on the second casing. The first casing is pivotable with respect to the second casing so as to be moved to a closed position. When the first casing is in the closed position, the first casing and the second casing together surround the display panel, keyboard base and keyboard.

Abstract: This disclosure relates to a computer including a computer host, a screen and a keyboard. The computer host includes a first side, a second side, a third side and a fourth side. The first side and the third side are located opposite to each other. The second side and the fourth side are located between the first side and the third side and are located opposite to each other. The screen includes a first connecting side and a second connecting side opposite to each other. The first connecting side of the screen is pivotably connected to the first side of the computer host. The keyboard is pivotably connected to the second connecting side of the screen.

Abstract: The disclosure provides a smart jewelry device including a metal housing, two charging contacts, an insulating member, and a battery. The metal housing has a hollow portion, and the metal housing is axisymmetric relative to an axis. The two charging contacts are located on the axis and are respectively located at two endpoints of the metal housing. The insulating member is disposed among the metal housing and the charging contacts. The battery is disposed within the hollow portion and is electrically connected to the charging contacts.