Yellow model with bayonet connection system; ear funnels 2.5 – 3.5 – 4.5 mm – Reliable and indestructible high quality instrument – Suitable for everyday ear nose and throat examinations – Easily adjustable 2.5 V vacuum light (made in Germany) – Quality 3X magnifying removable lens – Ideal for pneumatic tympanic membrane tests, can also be used for rhinoscopic examinations – Supplied with 3 autoclavable ear funnels in a colour coordinated zip bag. All latex free. – Requires 2 x C batteries (not included)