🔧 Power Up Your Tools with Confidence! Complies with FCC, RoHS, and CE standards. Works with Black & Decker, Porter Cable, and Stanley batteries. Weighs only 5.3 ounces for effortless portability. 30-day money-back guarantee for peace of mind. Easily connects 20V batteries to 18V tools. Self-adhesive installation 30-day money-back guarantee 20V to 18V compatibility The Biswaye HPA1820 20V to 18V Adapter is a versatile solution for connecting Black & Decker 20V batteries to 18V cordless power tools, ensuring compatibility with multiple brands like Porter Cable and Stanley. Weighing just 5.3 ounces, this lightweight adapter is designed for easy installation and complies with essential safety standards, backed by a 30-day money-back guarantee.