Product information : 
Material: ABS
Color: white, green, purple
Types of musical instrument accessories: Western stringed instrument accessories
Musical Instrument Accessories: Guitar Picks
Thickness : 1.5mm
Battery life: about half a year
Light color: white light/green light/violet light
Size Information: 
Size: 4.1*4.1*0.7cm

Packing list: 
Musical Instrument Accessories*1