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Hand buzzers have been around for decades. Now here's one that you can own right away to prank your friends. Simply conceal this discreetly under the palm of your hand and take the hand of your target. It will send a surprising shock to his body but it will not hurt. This is only intended for adults and not for children and the sick.
Material: PlasticGender: UnisexBattery: Button cellDimensions: 6 x 4cmMfg Series Number: ToyAge Range: Grownups