"3 Circuit Board Pendant Necklace.Made in Electronic parts and Resin, the pendant necklace with futuristic cyberpunk design, mixed production of environmentally friendly electronic originals, light and anti-stress material, cute colors, smart and interesting. Style A:Microphone amplification module, 20-200x amplification Style B:USB2.0 Expansion Module HUB  Style C:4-digit power indicator LED, 12V battery 4-segment power indicator module indicator Because they are handmade. each one will have a ittle difference.The unique and cute style of this necklace makes it perfect for wearing as an everyday keepsake. When she/he wears, she/he will have a reminder that your love is forever. This 316l stainless steel chain will not turn vour skin green, red. or itchy, The chain is dainty but strong. Gr Science Outfits, Blue Cyberpunk, Couple Y2k, Cyberpunk Accessories, Zombie Man, Futuristic Jewelry, Aesthetic Tech, Necklaces Red, Cyberpunk Design