DIY LED Light for Toy, Epoxy Resin Crafts, Crystal Rhinestone Crafts, Keychain Pendent, Maniature, Dollhouse, Model Aircraft, Hanging for your Pets Collar at Night, Shining the Night Party...

Silver/Golden Iron Shell + LED Electronic, Twist the base to be on/off .

Replaced 3pcs S-LR621/364/AG1, M/M1-LR41/AG3, Button Cell Batteries, Keeping High Lighting in 3 hours 

Light Color: white, yellow, blue, red, green, purple, pink, RGB Slow Flash,RGB Quick Flash.(purple and yellow lighting is weaker than other ones)

Lights' Size: S-1.42cmx0.94cm/0.56"x0.37", M/M1-2cmx1.1cm/0.78"x0.43",Keychain-DIA 3cm/1.18" x Length 7.6cm/2.99"