Description: This product has an automatic switch function, which save baterry and extend its service life. The product will produce a slight electric shock for entertainment without harming the body. Made of ABS metal, the product is strong and durable. The diameter of the shock ball is 7cm. It is suitable for party, camping and gathering. Item Name: Electronic Shock Ball Material:ABS Batteries: 2 x 1.5V AAA Batteries (Not Included) Color: Blue Size:16.45cmx10cmx10cm/6.48inx3.94inx3.94in Notes: Not recommended for young children or persons with a heart disease. Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 X Electronic Shock Ball