... .It is water-proof and specially designed for swimming pool, sauna, amusement park, etc. It can ... high-temperature sterilization for its silicone material.Application areas: Swimming pool, Sauna, Amusement park, Airport parcel, Parcel tracking ... CelsiusStorage Temperature-20 to 85 degrees CelsiusWeight15g Application areas: Swimming pool, Sauna, Amusement park, Airport parcel, Parcel tracking ...