• The Bluetooth-compatible music sleep eye mask is made of soft fabric, breathable and comfortable
• Help you sleep more comfortably, enjoy a healthy sleep
• With efficient light shading and Bluetooth-compatible music function
• Built-in 150mAh battery, low power consumption, with long use time

Specifications:

• Material: polyester cotton
• Bluetooth-compatible: 5.3
• Speaker: Stereo 30mm speaker
• Battery: 5V 150mAh rechargeable battery (not removable)
• Battery life: 2 hours of charging and about 8 hours of playback
• Product size: 43*12cm