"FEATURES Wet/Dry Trimming Convenience Trimmer is wet/dry and fully immersible in water. Rinse under water for quick and easy cleaning. Curved, Hypo-Allergenic Blades for Natural Filtering Curved, hypo-allergenic stainless steel blades are used that leave the proper amount of hairs for natural filtering. Safety Cone Protects Skin from Direct Contact The safety cone guides the hair into the blades and protects the skin from direct contact with the rotary blade system. SPECIFICATIONS Power System Power Source - One ""AA"" battery (not included) Operating time - Up to 90 minutes Trimmer system Wet/Dry - Yes Stainless Steel Blade - Yes Safety Cone - Protects Skin Protective Cap - Yes Hypo-allergenic Stainless Steel Blades - Yes Fully Immersible - Yes Model: ER415SC Personal Care , Shaving & Grooming , Electric Shave for Men , Electric Shavers & Trimmers for Men"