Aehr Test Systems develops, manufactures and sells systems, which is designed to reduce the cost of testing and to perform reliability screening, or burn-in, of complex logic and memory devices. These systems can be used to perform parallel testing and burn-in of packaged integrated circuits (ICs), singulated bare die or ICs still in wafer form. It manufactures and markets full wafer contact test systems, test during burn-in systems, test fixtures, die carriers and related accessories. The Company has developed product families like the ABTSTM and FOXTM systems, the WaferPak cartridge and the DiePak carrier. In addition, the Company offers customer service and support programs, including system installation, system repair, applications engineering support, spare parts inventories, customer training, and documentation. It markets and sells its products to semiconductor manufacturers, semiconductor contract assemblers, electronics manufacturers, and burn-in and test service companies.