Buzzing Prank Toy from Farm Hacking on Tindie

It is a small circuit using two 555 timers to create a repeating short buzz.

Easter Egg 555 Timer from Farm Hacking on Tindie

Easter Egg 555 Timer from Farm Hacking on Tindie

Vibrating Prank Toy: The toy vibrates when shaking hands, which can increase everyone fun of life and entertain the public, perfect for men and women.

JTLB 10pcs Vibrating Prank Toy Set, Portable and Fun, Ideal for Christmas Parties and Adult Trick Handshaking Games

Hilarious, Realistic Fake Animal in Walls Sound Prank. Practical Joke Noises Trick Friends and Family. Funny Gag Gift for April Fools, Secret Santa, Christmas Stocking Stuffers or Xmas Holiday Party

Prank Stuff，Mini PCB Lrritating Noisemaker & Calls of Lnsects ，Small Size and Long Battery Life Start a Prank at Party,Office,Home : Toys & Games

Buzzing Prank Toy from Farm Hacking on Tindie

Prank Stuff，Mini PCB Lrritating Noisemaker & Calls of Lnsects ，Small Size and Long Battery Life Start a Prank at Party,Office,Home : Toys & Games

DIY Electronics on Tindie

Mold Farm Prank Gift Box

LAUGH AWAY AS THESE SUPER REALISTIC SCRATCHING CLAW SOUNDS KEEP VICTIMS SEARCHING. Drive your friends and family crazy with Witty Yeti's animals

Hilarious, Realistic Fake Animal in Walls Sound Prank. Practical Joke Noises Trick Friends and Family. Funny Gag Gift for April Fools, Secret Santa