Liquid Activated Light-Up Flashing LED Drinking Cups Tumblers - Holds 7 Ounces, Batteries Included - Fancy Plastic Clear Crystal (4) Compatible with Ethernet shield

Compatible with Ethernet shield

read up to 8 push buttons and activate a PC event

Skid-resistant coating on bottom

13" by 11" inflatable bust displaying 13 interesting facts about this famous scientist

This driveway alert's wireless motion sensor mounts outside on a post or wall

Liquid Activated Light-Up Flashing LED Drinking Cups Tumblers - Holds 7 Ounces, Batteries Included - Fancy Plastic Clear Crystal (4) Compatible with Ethernet shieldLiquid Activated! Just add liquid to activate the flashing LEDs. The lights turn off when the cups are empty. When activated, the LEDs flicker, change color, and glow in a beautiful alternating sequence Great for parties, bars, nightclubs or discos! These cups are certain to impress and entertain! Made of durable acrylic plastic in a classy, old fashioned crystal design Batteries are included and replaceable Two CR2025 lithium batteries are pre