General description Black&Decker 20V Battery Adapter is designed to convert Porter Cable 20V lithium-ion batteries for use with Makita 18V cordless tools. This adapter allows for compatibility with various Black&Decker and Stanley 20V lithium batteries, making it a versatile addition to your toolkit. Technical specifications Output voltage: 18V Input voltage: 18V Package dimensions: 11.99 x 8 x 5.99 cm Product weight: 141g Compatibility and accessories Compatible with Black&Decker 20V lithium batteries Compatible with Porter Cable 20V batteries Compatible with Stanley 20V Li-ion batteries Compatible with Makita 18V BL series tools (e.g., BL1815, BL1820, BL1830, BL1830B, BL1840) Note: This product is only compatible with tools, not chargers Usage Ensure the battery is fully inserted for normal use Do not force the battery when inserting it If the battery does not fit, check for incorrect installation Remove the converter before charging the battery Other information