Main Features:• Item Type: Hair Growth Comb• Size: about 4.3 x 3.8 x 21.5cm• Infrared power: less than 10W• Power: 2 x AAA batteries ( not included )• White colorPackage weight: 0.208 kg Product size (L x W x H): 4.30 x 3.80 x 21.50 cm / 1.69 x 1.5 x 8.46 inches Package size (L x W x H): 6.00 x 5.00 x 23.00 cm / 2.36 x 1.97 x 9.06 inchesPackage Contents: 1 x Electric Massage Comb, 1 x English Instruction Manual