Instructions: 1. Turn on Bluetooth in the device system settings, search for the device name "HID Remote01" and pair it; 2. Press the "OK" and "ON/OFF" keys at the same time, and then release to activate the red light; 3. Aim the device remote control at the infrared head of the remote control to be learned, then press the learning button on the device remote control; the red light flashes to indicate successful learning; 4. Press and hold the "OK" and "Volume+" keys at the same time until the red indicator flashes to restore the device to factory settings. Material: ABS Color: Black Package Contents: 1 x Remote Control (battery not included, requires 2 x AAA) Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual item. Measurement allowance is +/- 1-3 cm.