BT-20/21700 Power Bank: Portable and Powerful, Essential for Travel
The BT-20 power bank features a card-like design that is extremely portable. With detachable batteries and the ability to recycle dismantled/recycled batteries to save costs, it is suitable for flat-top 21700 batteries and can also be compatible with 18650 batteries. It is ideal for both home use and outdoor activities such as hiking and camping. […]
