1.  Multi-Detector Ratemeter / SCA
2.  4 Selectable & Configurable Detector Settings
3.  Single Channel Analyzer (SCA)
4.  Alpha, Beta, or Alpha+Beta Measurements
5.  3003i: Internal Detector Option for Dose Measurements
6.  Rate, Max, Integrated Dose, and Count Modes
7.  4-Button Intuitive Interface for Easy Operation
8.  3-Button Handle Interface for One Handed Control
9.  Digital Calibration, Datalogging, Auto-Ranging, USB
10.  Bluetooth®, True RS-232, and Headphone Options
11.  Lightweight and Ruggedly Built
12.  Large backlight LCD for Ease of Reading
13.  Alternative to Ludlum Models 18 and 2221