This battery adapter/cover For 20V Max Li-ion batteries.Including models: , , and , , , . Compatible For 20V Max 18V dock power connector. Made of high quality material, and safety to use. Portable design,convenient to carry and easy to use. Install the adapter on the battery discharge port. You can change the discharge port to get the output voltage. Colour:Black Material:plastic Suitable for 14.4V 18V 20V power tools battery DIY adapter Wire specification: 14AWG high temperature silicone wire length about 14CM Use function: Suitable for 14.4V 18V 20V tools to power your electric bicycle, stroller, toy book, skateboard, etc.Connect it to a 14.4V 18V 20V DC machine,Use it to connect lights, fans, etc Note: When the adapter is not used for a long time, please remove it Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Package Contents: 1 * Battery Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.