Includes 8 different functions for testing and evaluating fiber optic and network cables Bright 3.5” color LCD screen makes it quick and easy to evaluate data Rubberized hard plastic case is shock-proof and drop-proof for maximum durability 600 MB Internal storage with MicroSD/TF card slot for additional memory Built-in rechargeable lithium ion battery provides power on-the-go Can be charged or connected to a computer for data transfer via included micro-USB cable Includes FC, SC, and LC (PC/UPC) OTDR adapters for fiber optic cables, downloadable software (also featured in the download section of this product page), power cord with plug adapters, alcohol wipes, and instruction manual