Designed for radio enthusiasts who often listen to the radio, built-in three 600-mAh non-memory nickel-metal hydride rechargeable battery packs, and equipped with an AC charger. After being fully charged, it can be used for about 10 hours. Under normal circumstances, each battery pack It can be charged and discharged more than 500 times, which is equivalent to the capacity of 250 batteries. It is calculated based on listening to 2 hours of broadcast every day. Within a few years, you do not have to buy a battery.