Light up my finger.

Black & White Light Up LED Finger Gloves

2/4/6pcs Magic Light Up Finger Fingers LED Tricks Thumb Props Christmas Christmas Festival Party Novelty Funny Toys

Unicorn LED Light Up Gloves Kid and Teen Sizes Colors for Girls and Bo – The Noodley

Swollen Fingers: Over 15 Potential Causes, and When to See a Doctor

PROMOTION COMMOTION: Light Up Promotions

2Pcs LED Light up Finger Thumb Tips Kuso Prank Magic Party Trick Props Kids Toy

Causes of a Purple Finger

Finger Lights - Temu

Glowing 28pcs Led Finger Lights with Valentine Cards

If you get splinters in your fingers, try using your phone's flashlight like this, you will see them much better to remove them : r/lifehacks

optics - Why can I turn light red or blue by holding my finger up to it? - Physics Stack Exchange

Valentine STEM: Light-Up Circuit Valentines - Left Brain Craft Brain

Magic Finger Lights, Shop Today. Get it Tomorrow!