A portable chargeable device , comprising: an energy storage device ; an antenna configured to: receive wireless power from a power source and convey the received wireless power to the energy storage device ; and transmit wireless power stored in the energy storage device to charge at least one electronic device, and wherein the portable chargeable device is configured to operate in a first state, a second state and a third state, wherein in the first state the portable device is ready to charge at least one electronic device, in the second state the antenna is configured to transmit wireless power to charge the at least one electronic device and in the third state wherein the antenna is configured to receive power from the power source, the portable chargeable device further comprising control means for determining whether energy stored in the energy storage is greater than a threshold; and if the energy stored is greater than the threshold, transitioning the portable chargeable device to the first state ; detecting at least one electronic device is in a charging region of the portable chargeable device and if the portable chargeable device is in the first state; transitioning the portable chargeable device to the second state, and characterized in that the portable chargeable device is configured to simultaneously operate in the second state and the third state. an energy storage device ; an antenna configured to: receive wireless power from a power source and convey the received wireless power to the energy storage device ; and transmit wireless power stored in the energy storage device to charge at least one electronic device, and wherein the portable chargeable device is configured to operate in a first state, a second state and a third state, wherein in the first state the portable device is ready to charge at least one electronic device, in the second state the antenna is configured to transmit wireless power to charge the at least one electronic device and in the third state wherein the antenna is configured to receive power from the power source, the portable chargeable device further comprising control means for determining whether energy stored in the energy storage is greater than a threshold; and if the energy stored is greater than the threshold, transitioning the portable chargeable device to the first state ; detecting at least one electronic device is in a charging region of the portable chargeable device and if the portable chargeable device is in the first state; transitioning the portable chargeable device to the second state, and receive wireless power from a power source and convey the received wireless power to the energy storage device ; and transmit wireless power stored in the energy storage device to charge at least one electronic device, and wherein the portable chargeable device is configured to operate in a first state, a second state and a third state, wherein in the first state the portable device is ready to charge at least one electronic device, in the second state the antenna is configured to transmit wireless power to charge the at least one electronic device and in the third state wherein the antenna is configured to receive power from the power source, the portable chargeable device further comprising control means for determining whether energy stored in the energy storage is greater than a threshold; and if the energy stored is greater than the threshold, transitioning the portable chargeable device to the first state ; detecting at least one electronic device is in a charging region of the portable chargeable device and if the portable chargeable device is in the first state; transitioning the portable chargeable device to the second state, and <EOS>