18 Pack Black Hot Glue Sticks,0.43 X 7.48 Inch Hot Glue Sticks for Crafting,Home Decoration And DIY Art Craft workwarehouse the sensitivity of the vibration

the sensitivity of the vibration amplitude can be adjusted by the potentiometer

Snugly fit to arms and it is safe for using

one on each corner

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18 Pack Black Hot Glue Sticks,0.43 X 7.48 Inch Hot Glue Sticks for Crafting,Home Decoration And DIY Art Craft workwarehouse the sensitivity of the vibration18 Pack Black Hot Glue Sticks,0. 43 X 7. 48 Inch Hot Glue Sticks for Crafting,Home Decoration And DIY Art Craft The hot melt glue sticks capable of ornaments, wood, fabric, upholstery, crafts, cloth, boxes, cartons and more! Product Features Package includes: 18pcs Size: 0. 43*7. 48 inch Perfect to use at home, office, or school. Ideal for crafting, DIY, woodworking and school projects .