Item Name: Li-ion Battery Adapter DM18RLFor Dewalt For Milwaukee 18V-20V To For RYOBI 18V. Model: DM18RLUSB Output: 5V 2.1Amain Color: Black (as shown)Input Current: 2AMaterial: ABS+ Fireproof MaterialInput Voltage: 18VFeatures:1. Voltage: The maximum initial battery voltage (no workload measurement) is 20 volts and the nominal voltage is 18 volts.2. Replace the battery: Allow 20V MAX battery and replace the battery.3. USB port: USB port for charging mobile phones and power devices. Use usb, not including USB cable.4. Applicable objects: for DEWALT batteries and 18V batteries and batteries are replaced in most batteries such as For Milwaukee.5. Wide range of applications: suitable for any charger. If you need to charge the battery for your power tool, use the original battery charger. Descriptions:1. The adapter allows the marketed battery to be used on 18V tools, allowing you to enjoy the benefits of extending the life of your Li-Ion battery.2. For the RYOBI 18V power tool. The adapter's USB port can be used to charge devices such as mobile phones. Package Included:1 x Battery Convertor Adapter (without battery) *Please make