Features 1、Miniature electric shock polygraph toy, perfect for Halloween, carnival, birthday parties, etc. 2、Electric shock and finger bite 2 modes, suitable for multiplayer games, a good party supplies. 3、When game starts, the lights of polygraph will flicker, and the intense music makes the whole playing ambient more exciting. 4、Desktop tricky toy, with smooth teeth and is not easy to hurt your hands, so you can use it with confidence. 5、With 4 powerful suction cups at the bottom, which can suck the tabletop tightly to prevent it from falling. Specifications Item Type: Polygraph Material: ABS + Electronic Components Color: Gray Applicable Age: Over 14 Years Old Battery: 3 x AA Battery (Battery Not Included) Voltage: 1.5V Weight: Approx. 653g / 23oz Size: Approx. 24x24x10cm / 9.4x9.4x3.9in How to Use 1. Open the battery slot on the back, load 3 AA batteries (excluding), and turn on the switch 2. Put your hand inside the lie detector and make sure that each finger can touch the sensor 3. Press the button and there will be a sound indicating which mode you are in, electric current/gnashing sound 4. Press the start button, the polygraph goes into prepare mode, and press the polygraph again to begin the polygraph 5. Every time you answer a question, the polygraph measures your answer's lying index. When the red light goes on, the lie detector lets out a scream and you can feel a shock or a gust of intense finger biting Package List 1 x Polygraph (Battery Not Included) 1 x Manual