The FF600 has a large LCD touch screen and short-cut keys to make it very easy to operate. The large-capacity polymer lithium battery gives the device enough power to work for up to 8 consecutive hours. Super-large storage capacity of traces all saved on an SD card. The FF600 is abe to meet FTTx testing needs and several wavelengths can be chosen. Solid casing design means the device is not only durable, it is also dustproof and shockproof. Overall, the FF600 boasts intelligent testing, simple to use and is packed full of powerful functions.