The HP Agilent Handheld Spectrum Analyzers are easily portable, guaranteeing that the user can perform microwave measurements anywhere they are needed. Each functioning mode is versatile, so it can meet the expectations of less experienced users and advanced users. These Handheld Spectrum Analyzers can withstand severe field conditions because they are durable, weather-resistant, and fully sealed. Standard tasks can be automated to minimize time wasted and ensure accurate data. The HP Agilent Handheld Spectrum Analyzers make it easy to look at statistics in many types of lighting conditions with useful features such as a clear screen and backlit keys. There is also a maximum four hour battery life and a field-replaceable battery.