Feature: - Brand new and high quality - Made of high quality materials, durable -Nuclear radiation, detectable X β、γ Rays. -Built-in Geiger counter is characterized by accurate measurement and high range. -Measure the dose rate in real time and record the accumulated dose at the same time. -The dose rate alarm threshold and dose alarm threshold can be continuously adjusted and set arbitrarily. -You can view the start date of the current cumulative dose. -It has the dual alarm function of dose rate and dose value. -It has buzzer sound alarm function. -When the radiation dose rate exceeds 10mSv/h, it has the blocking warn prompt function (display 999MAX). -Continuous monitoring of battery power and low battery warn function. -Screen backlight on/off function. Specifications: -Model: RM-9000 -Product name: radiation detector -Dimensions: 135 x 70 x 24mm -Detection ray type: X-ray γ Rays β radial -Current dose rate: 0.00~100 μ Sv/h -Power supply mode: 2 No. 5 batteries (without) -Alarm mode: sound Package includes: 1x Geiger counter Notes: 1. Due to various factors such as display brightness and light brightness, the actual color of the product may be slightly different from the website picture. 2. Please allow a slight deviation between the data and the manual measurement.