Instructions for use:
The weak and weaker ultraviolet rays will not harm the human body and need no protection.
Ultraviolet rays above the medium will damage the skin and glasses and must be protected.
This card is made of ultraviolet color-changing materials, which is only sensitive to ultraviolet rays, and visible light is invalid. Place the UV sensitive area of the card in the sun, the stronger the UV in the sunlight, the darker the color.
This card is used to test the intensity of ultraviolet rays in sunlight, and it can also be used to test the protective effect of anti-ultraviolet products.
This card can be used repeatedly, it is a good helper for outdoor sports, travel and sun protection
Feature:
100 brand new and high quality.
The card contains UVB color test strips, which can detect the UVB strength of environmental transformation.
Small size and easy storage.
Suitable for people with reptiles.
Reusable,suitable for detecting outdoor uvb content or uvb testing on Card only.
Type: UVB test card
Size:8.4*5.3cm
Material:PVC
Package Contents:
10 * UV Test Card
Note:
1.Please allow 1-3mm error due to manual measurement.
2.The color may be different with the true item due to the screen display, please understand.
The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.
No-delivery refund
