Dragon BT│Imager Inc.

Dragon is a small RFID reader/writer that operates in the HF band (13.56MHz).
Bluetooth-HID connection is possible, reducing setup time that previously required installing a driver.
Its compact size of W60 x H103 x D11.5mm means you can read cards while holding it in your hand (communication distance: up to 5cm).It also has a strap hole, making it easy to carry around.