-This small, high-sensitivity radiation dose alarm is mainly used for monitoring X-rays, Gamma rays, and Beta rays. The device utilizes a power-efficient GM counting tube as a detector, featuring high sensitivity, strong anti-interference capability, and accurate measurement.  -Equipped with a powerful microprocessor and a TFT display, the operation is more convenient. The product itself has sound, flashing light, and vibration alarm modes, and the alarm threshold can be set arbitrarily.  -When the alarm threshold is reached, an alarm is issued to promptly remind staff to pay attention to safety. The main technical indicators of the instrument meet international standards.