The Medisana electric lice comb LCS 41015 is suitable for adults and children. It is also suitable for use on domestic animals, such as dogs and cats. This Medisana electric lice comb LCS 41015 is perfect for eliminating head lice effectively, without the need for harmful chemicals. The lice are destroyed by an electrical current upon contact with the teeth of the comb, without any side effects. This Medisana electric lice comb LCS 41015 is safe to use and will be a great help. One 1.5 V AA battery is included in delivery.