Wireless Headphone battery capacity is 150mAh, single charge can last for 25 hours(50% volume), and it can be fully charged in 3H. Wireless earpiece comes with a 1000mAh charging case, it’s convenient for you to travel for a long time without frequently searching for a charging port. The charging box has LED digital display to show the battery life that more intuitively reminds you the remaining battery of the charging box.