"The Standard Laryngoscope Set Features:* 4 Macintosh blades.* Both ""AA""? and ""C""? cell battery handles.* Foam lined fitted case with carry handle.* Batteries included.* Assembled, packaged and inspected in USA.* One year manufacturer warranty.ADC medical instruments and accessories have been carefully designed to meet the rigorous demands of the most discriminating healthcare professionals throughout the world.ADC products are manufactured from the finest materials with an uncompromising concern for quality.Exhaustive inspection of every item by ADC factory trained quality control staff ensures strict compliance with ADC standards for performance and durability."