Equipped with 1000mAh removable rechargeable BL-5C lithium battery Can also charge the radio through the computer or connect the phone adapter Support DC5V charging method (package does not include adapter, only USB data cable) can support up to 5-6 hours of use when fully charged, which can bring you a day of comfort. After a specified time (00-10.. .80-90 minutes) after which it automatically turns off, the sleep timer is up to 90 minutes. When you want to sleep, you can set the sleep timer and the radio will turn off after that time and accompany you to sleep through music, perfect for those of you who like to listen to music.. 3.5mm headphones can be in a noisy environment, so you can still enjoy your personal music time, bringing you a great experience. When you are walking/fishing, V115 and your favorite radio station can bring you a leisurely time. when you are cooking, v115 can bring you your favorite radio program or music. when you and your family are camping in the wilderness again, v115 can bring you information about the weather at that time. When giving a gift to your beloved elders, V115 is the perfect choice for a thoughtful gift. About Us