This is simple use UV transmittance tester, from 360nm to 400nm, different transmittance level can be indicated on the device.
UV Tester
Description
Dear customers, from July 17th to 26th, our team will be taking a break to recharge our batteries, so make sure to stock up before we go into energy-saving mode! You can place your orders as usual despite our absence, and they will be carefully processed on July 29th.
Dear customers, from July 17th to 26th, our team will be taking a break to recharge our batteries, so make sure to stock up before we go into energy-saving mode! You can place your orders as usual despite our absence, and they will be carefully processed on July 29th.