NOTE UNTESTED THAT WHY SELLING IS PARTS This NRI Model 112 Professional RC Tester is a must-have for anyone in the business of testing and calibration. With its high-quality National Radio Institute brand and precision unit type, this tester is perfect for accurately measuring and inspecting a variety of items. Its custom bundle includes everything you need to get started and its model 112 is a testament to the product's quality. Made in the United States, this tester is a one-of-a-kind unit quantity that will exceed your expectations. Whether you're in the business of testing or simply a hobbyist, this NRI Model 112 Professional RC Tester is the perfect tool for you.