With its stainless-steel combing teeth and suction power, the V-Comb extracts head lice and eggs into a disposable capture filter which can be seen through the LED-illuminated compartment.the new V-Comb A1 eliminates head lice and eggs without allergens or chemicals. Includes 4 capture filters.Detects & prevents infestations with immediate visible results Rechargeable and portable with a hands-free disposal system