This pen can be transformed into a variety of creative

Comfortable and lightweight for daily use

Approximate Size: 6

Fashion Style: Korean Style

Collar type: square collar

Ionising Radiation Contamination, Portable Nuclear Detector Pet Supplies This pen can be transformedProduct information: Type of detected rays: beta, gamma, x rays in the environment Detector type: energy compensated GM tube Energy Response: 48keV~1. 5meV Sensitivity: 0. 25cps usv h (relative to 137Cs) Real time value range: 0~99. 99 usv h Average value range: 0~99. 99 usv h Accumulated value display range: 0~99. 999 msv Resolution: 0. 01usv h Real time value error:<10% Average Value Error:<3% Power consumption:<35mw Power supply: 3. 7V 1000MAH