Micro Sonic Grenade
This is a fun little gadget that’s great for a prank, office humor and fun around the house.
Not suitable for small children due to small parts and loud sound. * Office prank grenade to blast your coworkers’ eardrums * Set the timer to 5, 30, or 60 seconds.
Product Dimensions: 2 x 1.6 x 0.8 inches ; 2.9 ounces