According to some embodiments, a wireless power transmitter is presented. In some embodiments, a wireless power transmitter includes a charging table; a plurality of movable transmitter coils incorporated into the charging table; and a control circuit coupled to sensors in the charging table and to the plurality of movable coils. In some embodiments, the control circuit is configured to detect a device placed on the charging table, determine a position of the device, move at least one of the plurality of movable transmitter coils to engage the device, communicate with the device to determine device characteristics, further configure the plurality of movable coils to engage with the device, and engage the device according to the device characteristics.