Reassuring Quality Inspection 3C Certification, Quality Assurance, Serious Attitude Using Method: 1. Connect the power supply, the indicator light is blue 2. Put in a VR handle that needs charging 3. The indicator light is red, then put in another VR handle 4. Both VR finger indicators are red 5. Take out tpye-C base suction head (can also prevent dust) 6. Insert the type-C magnetic head into the charging port of VR host 7. Put the host in the correct position 8. The base automatically adsorbs the charging host and controller. When charging, the indicator lights are red 9. When the VR host and controller are fully charged, the indicator light is blue 10. Button Function: one key on/off Product List: 1800mAh Battery*2 Battery Cover*2 Charging Base*1 1M Charging Line*1 5V 3A Magnetic Charging Head*1