Abstract: An embedded multifunctional air purifier for kitchen installed in a predetermined space of a cupboard includes a casing, a hood, an exhaust module, an electrostatic dust collector, a front filter, a gas detection module, a photocatalyst module and a vitamin C filter. With the design of the hood, the exhaust module is covered by the hood to reduce noises when the air purifier is used. Besides the removal of fumes and odors, filtration and disinfection, the air purifier can also produces fresh air with vitamin C, and alerts users to prevent a gas poisoning incident when a toxic gas leak occurs.

Abstract: An embedded multifunctional air purifier used in a kitchen is installed in a predetermined space of a cupboard and includes a casing, a front filter, an electrostatic dust collector, an air extraction module, a photocatalyst module and a vitamin C filter. An air inlet and an air outlet are formed on a front side of the casing; an air channel is formed in the casing; the front filter is installed at the air inlet; the electrostatic dust collector id installed at a front section of the air channel; the air extraction module and the photocatalyst module are installed at a rear section of the air channel; and the vitamin C filter is installed at the air outlet, so as to eliminate fume odor and germs in the kitchen and provides the function of producing vitamin C.

Abstract: A battery charger for a personal electronic device comprising: a housing, a battery energy storage unit, a battery charging circuit, an electric power converting circuit, at least one power input portion and at least one power output portion. The at least one power input portion includes a plug or socket for connecting to a socket of A.C. source, and a D.C. socket that can be connected to a computer through a USB interface for charging the battery charger. The power output portion has an interface able to connect to a mobile phone or electronic device for charging the latter. The power output portion can also design as a socket, and disposited at the same position on the housing with the D.C. socket of power input portion. The battery charger can be connected to a personal miniature electronic device, such as a mobile phone, a digital camera or an MP3 player, for charging the device by using the battery energy storage unit as an energy source.