Bluetooth is a specific type of wireless technology, and requires a Bluetooth-enabled device. It has no cords, and no receivers. The advantage of the Bluetooth mouse is that because it does not require a receiver.
A wireless mouse is a cordless USB device. A receiver plugged into the USB port on your computer or laptop transmits tracking information form the mouse to your computer. USB receivers are available in a variety of sizes.
Laser mice track movement via a laser reflected off the work surface. They have a standard tracking sensitivity of 2,000 dots per inch, and work on most flat surfaces.