The TTI FTE-7000 OTDR is fast, easy to use, affordable and rugged. It has a short dead zone, bright 4 inch color display and with an onboard context sensitive help system the OTDR has a minimal learning curve for all users. The 1/2 second trace updates and great dynamic range make this unit perfect for maintenance and trouble shooting. Just use the Auto Test button to get started. The standard models of the FTE-7000 are single or dual wavelength MM and SM. However, the FTE7000 is flexible to meet many needs of the industry. The TTI FTE-7000 weighs in at less then 2.0 pounds with a water resistant enclosure, this OTDR is great for all conditions. The rubber boot with bail will add protection and provides the ideal angle for viewing the display while operating on a work bench. The OTDRs dynamic Range and a 2 meter dead zone, makes it ideal for links up to 240km as well as being perfect for short LAN links within the facility.