Product parameters: Product packaging size: 16 * 15 * 6.5cm;Product weight: 330g;Product material: ABS plastic;Product packaging content: 1 * handle + 1 * charging cable;Battery capacity: 3.7V 1300mAh, with a battery life of about 5 hours; Bluetooth handle operation instructions: 1. Host settings#1. To connect the Bluetooth handle, the Controller Connection (Bluetooth) option on the host should be On, or Flight Mode should be turned off;#2. On the main page, select Controllers ->Change Grip/Order to put the host in the state of searching for Bluetooth devices (this operation is not required for reconnection);#3. Note: If it is difficult for the host to pair handles, it is poible that the host is connected to too many Bluetooth devices and needs to manually clear Bluetooth information (System Setting>Controllers and Sensors>DisConnect Controllers);2. Handle pairing hostWhen the handle is turned off, pre and hold the small button next to the TYPE USB for 3 seconds to enter the code checking state. The 4 LEDs are in the fast flow light state, and the channel indicator light corresponding to succeful connection is constantly on. If the synchronization is not succeful within 1 minute, it will automatically sleep;If the Bluetooth connection is succeful, the corresponding channel indicator LED remains on (aigned by the Switch host);3. Handle connected back to the hostWhen the handle is turned off, pre any key to wake up the handle. After being awakened, it will automatically connect to the paired host for reconnection. If the reconnection fails within 6 seconds, it will automatically sleep;After the handle is succefully connected, if it does not operate, it will enter a sleep state according to the host system sleep setting. The host screen will close, and the handle will automatically sleep;4. Low voltage alarmIf the voltage of the lithium battery is lower than 3.55V 0.1V, the current channel light flashes quickly to indicate low voltage;If the voltage of the lithium battery is lower than 3.45V 0.1V, it will automatically sleep;5. Handle testKey testing: System Setting ->Controllers and Sensors ->Test Input Devices3D testing: System Setting ->Controllers and Sensors ->Calibrate Control Sticks6. RESET testingPre the small button next to TYPE USB to close the handle;7. Use distanceAcceible operation for about 8-10 meters;