(At present, it does not support infrared photos and NFC functions cannot play fitness ring) The handle is connected to the host and the charging method: Method method: insert the left and right handles on the left and the guide rail on the left and right side of the Switch host. After inserting the place, you will hear the locking sound (at the same time there are prompts). Connect and identify the handle insertion. Discount Bluetooth connection and Bluetooth back: If the handle of the Bluetooth connection state is disconnected, you can shorten the synchronous key on the guide rail to disconnect the Bluetooth connection of the handle, and the handle can be dormant. Long press the synchronous key on the handle compatible 3 seconds, and you will see the player number lights on the horse running, and then press any button (except 3D key) on the handle (except 3D keys). The handle Bluetooth connection: Unplug the two handles from the host (press the guide rail lock key becompatiblee you can pull the handle). After unplugging, the handle will automatically enter the Bluetooth connection mode. Player number lamp will stop the horse race and light up the LED light (the number of lights and the position of the lights represents the handle channel number corresponding to the Bluetooth connection), and at the same time The four LEDs of the Bluetooth connecting handle. The bright green square grid is the same as that of the corresponding player's handle number light light. After the Bluetooth connection is OK, the handle can be used compatible related game operations. The Bluetooth receiving distance is normal at 8 ~ 10 meters. Due to the different lighting, a certain amount of color error is allowed.