Abstract: A portable power supply includes a first shell, a second shell disposed on the first shell, an electronic device removably disposed in the first shell, a power supply assembly disposed in the second shell, a power indicator disposed on the second shell for displaying remaining power of the power supply assembly, a charging socket, a power socket for connecting to and supplying power to the electronic device, a computer port for communicating data between a computer and the electronic device, and a switch. The power supply assembly includes a rechargeable battery, a battery switching device, a booster circuit, a charging circuit, a battery protecting circuit, and a battery power sensing circuit.

Abstract: Provided is a portable power supply enclosed in a housing including first and second compartments. The power supply comprise a power supply assembly disposed in the second compartment, a rechargeable battery received in the first compartment for supplying power to an electronic device held by the second compartment, a power indicator disposed on a top of the second compartment for displaying remaining power of the power supply assembly, a charging socket disposed in the second compartment for electrically interconnecting to a charger in the power supply assembly, a power socket disposed in the second compartment for connecting to and supplying power to the electronic device, and a plurality of ports disposed on the second compartment, each port adapted to communicate data with an external computer coupled thereto.

Abstract: A portable power supply comprises a first compartment, a second compartment disposed on the first compartment, an electronic device removably disposed in the first compartment, a power supply assembly disposed in the second compartment, a power indicator disposed on the second compartment for displaying remaining power of the power supply assembly, a charging socket, a power socket for connecting to and supplying power to the electronic device via a cord, and a computer port for connecting to a computer via a cable for communicating data between the computer and the electronic device. The power supply assembly comprises a battery, a battery switching member, a booster circuit, a charging circuit, a battery protecting circuit, and a battery power sensing circuit.