1. Can detect X-rays, Y-rays, and β-rays 2. It has the function of real-time dose rate, average dose rate, cumulative dose chart 3. Sound and light dual indication 4. Using J321 tin oxide cathode Geiger counter 5. Using ARM processor, the operation speed is fast<br><br>Wide Applications: This nuclear radiation detector can be widely used in nuclear physics, environmental monitoring and industrial fields. Detectable species:β, γ, X-ray Sensor type:J321 tin oxide cathode Geiger counter Measuring range:0.002-0.12CGY/h Real-time dose rate:0-500usv/h Cumulative dose:0-99990usv Average dose rate:0-500usv/h Geiger tube service life: equal 10 ninth pulse number Operating temperature:-40℃-50℃ Charging interface:Micro-USB Charging voltage:5V Charging current:0.7A Display: screen, 128x64 Power supply:Lithium battery, 700mah Colour:White Material:ABS<br><br>Package Contents: 1 x Host 1 x Micro-USB cable 1 x Storage bag 1 x Chinese and English instruction manual<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.