A modular cradle for a mobile device includes a base structure having a first acceptance structure designed for receiving the mobile device, where the mobile device is removable from the first acceptance structure for use. The cradle also includes a wireless charging device configured to wirelessly transmit power to the mobile device when in the first acceptance structure. The wireless charging device includes a controller and a transmitter enclosed within a single housing, where the wireless charging device is attachable to and removable from a second acceptance structure of the modular cradle.