| Feature | Description |
| Height |
Just under 3 feet and 3 inches (39 inches) |
| Diameter |
19.5 inches at bumpers |
| Speed |
1 ½ feet/second; three football fields in 10 minutes |
| Motor-wheel range |
Minimum of three miles on a single motor battery charge |
| Wheel size |
8" Diameter |
| Microprocessor |
Advanced RISC Machine (ARM 9) CPU @200MHz |
| Memory |
SDRAM 32 MB |
| Data storage |
32 MB Cache and 4 GB (Gigabyte) USB Flash Drive |
| Operating system |
Linux; GNU Linux Kernel version 2.6 distributed by Technical Solutions |
| Programming languages |
Java, Derby, XML, Jetty webserver (C and C++ also available, if needed) |
| Communications |
Wireless 802.11g and b (Wi-Fi) to Web, PCs, LANs and other robots |
| Connectivity |
USB, Serial, I2C and Ethernet ports and connectors |
| Sensor control |
Proximity Sensor Band board (Proximity Ultrasonic and IR sensors, Obstacle Avoidance Sonar, and Bumpers), User Panel (Temperature and Buttons), and Motor driver board (Real-time Motor Current; each motor) |
| Batteries |
Two 12v12Ah gel cell batteries; 1 electronics, 1 motors (provision for a third battery for powering video camera or other add-on(s)) |
| Navigation |
Map-based way-point navigation |
| Sensors |
Wheel encoders, beacon triangulation, Polaroid sonar (obstacle avoidance), temperature, bumpers (8), proximity sensors (8), floor-edge IR detectors (3), plus large complement of third party optional sensors available |
| Wheel encoder precision |
Measures/detects approximately 0.157" incremental distance traveled |
| Web connectivity |
On-board Jetty web server for serving up data plus overall web accessibility |
| Motor-wheel configuration |
Two independent drive wheels (differential steering) and two casters (one spring loaded and the other offset from the ground --- able to negotiate door jams and wheel chair ramps) |
| Educational uses |
Java, Linux, Derby database, XML, networking, wireless technology, Jetty webserver, electronics, mechanical technology on board (C and C++ available) and other programming languages off-board |
| Add-ons |
Speech and Sound Synthesizer and Amplified Speaker, Bright LED programmable light system and other third party systems available for Voice recognition, Vision recognition, GPS, Gyro and more |
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