BTER Electromagnetic Radiation Detector, Pen Type Handheld Digital Nuclear Radiation Detector Dosimeter Poratble Geiger Counter Radiation Detector EMF Meter for Home Emf Inspections Office Outdoor

Specification:  Condition: 100% Brand New Item Type: Electromagnetic Radiation Detector Material: ABS Size: Approx. 145 x 20 x 20mm / 5.7 x 0.8 x 0.8in Power Supply: 1.5V(AAA)x 2 (Not included) Detect Range: ? 50uw/cm² Package List:  1 x Electromagnetic Radiation Detector Pen 1 x Instruction Note: 1.To replace the battery in time, so as not to cause the battery aging and liquid leakage, if not, the circuit board will be damaged. 2. When the voice alarm call before a weakened obviously, please pull out red back cover and replace the battery. 3. When detected excessive electromagnetic radiation, monitoring pen immediately issued a red flashing light, and the voice alarms continuously, until your environment achieves safe recovery static state detection.