The Whadda WSG111 is a remake of the classic carnival and arcade game, the Whack A Mole. The first game is to test your speed, reflexes and reaction time. When the moles light up react as fast as you can and """"Whack the Mole"""". The second game is Moley Says, to test your memory. Memorise and then repeat a sequence of lights. Power supply: 9 V battery (not included). Dimensions: 56 x 56 x 18 mm / 2.2 x 2.2 x 0.7""""