Eye protector design. Made of soft and comfortable PU leather. Fully perforated PU leather for effective ventilation and heat dissipation. Equipped with an efficient exhaust fan to promote air circulation, helping maintain a comfortable environment during extended use. Input interface: TYPE-C Input voltage: 5V ± 0.15V Input current: ≥ 500mA Fan speed settings: Off, medium speed, high speed Battery charging indicator: Red light on during charging, red light off when fully charged Battery charging current: 200mA Fan lighting: Ice blue light on at high speed, ice blue light on at medium speed, blue light off when fan is off Instructions: 1. Three-speed fan control: Each time the switch is toggled, the fan speed changes. Options are off, medium speed, and high speed. When battery level is low, high-speed performance may decrease. In cases of very low battery, high speed may perform similarly to medium speed until the fan stops. 2. Charging indicator: Red LED lights up during charging and turns off when fully charged. Note: Product appearance and printed text may vary slightly between batches, but this does not affect functionality. Color: White Material: PU + ABS Package Contents: 1 x VR Glasses Cooling Fan Kit (Other items not included) Note: Lighting and display differences may cause slight color variations between the image and the actual item. Measurement error allowed: +/- 1-3 cm.