EOTVIA Battery Adapter 18V Battery Adapter Battery Adapter Converter Conversion Kit Dock Power Connector USB For Charging 18V‑21V

Feature: 1. Reliable Use: Ensuring convenient power conversion with little consumption the battery adapter enables stable power supply. 2. Easier Works: Comes with sleep function cut off voltage power display and LED light which largely simplifies your works. 3. Great Design: When power off the self protection function can well protect the circuit and extend the service life as well. 4. Firm Locking: Dual USB port together with firm battery locking will bring more convenience to the operation very reliable. 5. Easy to Install: Light in weight and compact in size the easy installation can be quickly completed within minutes. Specification: Item Type: Battery Adapter Working Voltage: 18V-21V Material: Plastic Battery Parameters: 1 x Battery (not included) Power Bank Converter Function: 1. With sleep function no self power consumption; 2. With cut off voltage it is safer to use; 3. With power display; 4. LED light; 5. Dual USB card slot. Weight: 127 g / 4.48 oz(approx.) Package List: 1 x Battery Adapter How to use: Install the battery on the converter which is not included and use it as a power bank.