- Simple operation: push the central button, wait a few seconds, and the green lights will show a strong or weak signal presence
- Detects signals up to 50 meters away (165 feet) outdoors, 30 m(98 ft) indoors
- No need to boot up your notebook to find a signal
- Small size is convenient & easy to carry
- Dimensions: 6 x 2.5 x 0.8 cm(2.3 x .9 x .3 in )
More details at Meritline.