The product, Riester uni® and econom® sets can be handled easily for the examination for the ophthalmology and ENT. The product is available in different models also with 3 different illuminations which is a optional choice. The instruments of 2.7 V having vacuum lamps, the 2.5 V instruments includes the HL halogen lamps and the 3.5 V instruments which includes the XL xenon lamps. The request of the customers regarding the packaging of the specific combination of the product is granted. The 2, 3 and 4 mm of reusable ear specula comes with the product, uni® I otoscope. The product is packed in a plastic case of silver color which includes two snap fasteners.