Buytra Electronic Remote Control Mouse Toy Trick/Playing Cat Gray [Misc.] Color: Brown and gray for you to choose Mouse powered by 3 x 1.5V AAA batteries (Not included) Controller powered by 2 x 1.5V AA batteries (Not included) Mouse size (L x W x H): 28.3 x 9.9 x 6.9 cm / 11.14 x 3.90 x 2.72 inch