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The size of the hat can be adjusted, suitable for the head circumference of 54-64cm, the age can be worn more than 10 years old~
Is the hat always shining?
No, it is necessary to store the light energy first after being exposed to natural glare, incandescent glare, ultraviolet light, etc. at night, and then slowly release it in a fluorescent manner after stopping the light irradiation, so at night or in the dark You can see the light for a while.
How long can it shine? Absorb light for 5-15 minutes, and the longest light can be about 30-60 minutes.
What kind of material is the illuminant? The luminescent material is a photo-energy storage luminous powder. It is characterized by no radioactive substances, non-toxic, harmless, non-combustible, free of phosphorus, lead and other harmful elements or chemicals. It is safe for human body and passed the national authority inspection department. Testing, with stable physical and chemical properties, and a service life of more than 10 years, In the market, ultrafine particles of luminous materials are generally incorporated into textiles to make the colors more vivid.
What is photo-energy storage luminous powder? It is a new type of rare earth aluminate material. It is made by adding high temperature additives to traditional rare earth aluminate luminescent materials and incorporating other external ions. It is refined by unique formula and treatment process. Appearance illuminating color is light green and light yellow. It has strong absorption ability for short-wave visible light with wavelength below 450 nm. It can realize self-luminous function in dark state by absorbing various natural light or artificial light, and can be recycled indefinitely. .