This earphone will glow without any Battery after it absorbs the light.
So if it doesn't glow, please take it to the bright place for a few hours or put it under the light for about 10 minutes,then you can see it glow when you take it in the dark place or at night.
1.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.
2.In the first use,please put it near by light or under sun for some moment,then it will glow in the dark.
1. It can bring comfort to your headphones. Its dual channel design can provide sound quality on various occasions.
2. In ear noise reduction design, noise isolation has excellent sound quality, acoustic fidelity more pure.
3. According to ergonomics, fit the ear and listen more comfortably.
4. 3.5mm three section gold-plated plug, suitable for most intelligent mobile phone, signal transmission without distortion of sound quality, more wearable plug.
5. High quality TPE wire is used on high fidelity microphone, which has the functions of listening, tune up and down, and so on.
6. Functions: Mobile, sports, Internet cafes, ordinary headphones, video games, high fidelity headphones, for iPod.
Amazingdeal Metal Earphone Earbuds with Mic Glowing Headset Luminous Headset(Purple) - B078S5QFD6