Hitachi PDR-303 Compact Survey Meter (Gamma)

Radiation Detected: Gamma (X-ray) (50keV~)
Detector: Silicon Semiconductor Detector
Measurement range: 0.1μSv/h to 1Sv/h
Energy dependence: ±30% (Reference 137Cs, 60keV to 1.5MeV)
Accuracy: ±15% (Reference 137Cs)
Display: TFT Color LCD
Audible functions: Measurement Count and Alarm (with ON/OFF, and sound volume adjustable)
Data saving: Continuous saving, instantaneous saving, more than 3,000 data saved
Battery: One lithium-ion battery, Four AA alkaline batteries (an optional battery holder is required) *
Protection class: IP65 on lithium-ion battery with the protective silicone cover
Dimensions: Approx. (W) 63 x (D) 38 x (H) 201 mm
Weight: Approx. 200 g (incl. lithium-ion battery)