This earphone will glow without any Battery after it absorbs the light.
Put the earphone under the light for about 10 minutes, then you can see it glow when you take it in the dark place or at night.
Frequency: 20-20.000 Hz
Impedance: 16 Oh
Cable Length: 1.2m
Different colors in the daytime, but at night the light effect is the same, showing green luminous effect. If the luminous effect is not very good, recommend light irradiation, the luminous effect will be very good
In the first use,please put it near by light or under sun for some moment,then it will glow in the dark
1 x Zipper Earphone