Wireless Radiation Detector - RadAware RD1 (UK made, 2 yrs International warranty)
The pocket size RadAware RD1 is the newest personal RF/microwave exposure alarm. It is designed to be left switched on monitoring your personal exposure, and alerting you if it rises above your chosen level. It can be left on your desk, but it is small enough to be carried in your pocket or bag. It is powered using 9V battery or a mains adaptor.