Wireless buetooth Smart Eye Mask Sleep Headphones Music Player Sleeping Eyewear bluetooth 5.0 Shading Comfortable Smart Eye Patch – Grey

Description

 Specifications?Material: VelvetColor: Black, GrayBluetooth Version: V5.0Effective Bluetooth Transmission Range: 10mBattery Capacity: 150mAhBattery Power: 0.55WCharging Time: about 1-2 HoursMax. Input Voltage: DC 5VMax. Input Current: 150mAhMax. Input Power: 0.55WLength: 65cm