18V Replacement Battery Lithium Ion with Power Display for M18 Cordless Power Tool Accessories

1??Ultrasonic thickness gauge is controlled by a microprocessor. which can measure thickness quickly and accurately. 2??It has the speed of sound of various materials without affecting the ultrasonic measurement. 3??Suitable for materials that conduct and reflect constant sound velocity. such as metals. plastics. ceramics. glass. etc. 4??When transmitting at a constant speed. the waves reflected from the back of instrument can be distinguished. and accurate effect. 5??The shell using wear?resistant ABS material. which is durable and long?lasting. compact and portable.18V Replacement Battery Lithium Ion with Power Display for M18 Cordless Power Tool Accessories