【Blade Features】Good sharpness, high flatness, and strong durability. 【4 Interchangeable Length Blades】With 4f (9mm) 5f (6mm) 7f (3mm) 30f (1mm) trimming blades, now you can trim your pets safely at home, no need to tether your comb, easy blade replacement Make adjustments to the optimum trimming length. 【Heavy Duty Motor】2-speed rotating motor, does not pull hair. Efficiently cut hair to meet the performance demands of professionals. 【Rechargeable and pluggable long-lasting battery】 Featuring a convenient wireless design, it provides about 4.5 hours of runtime per charge, making it ideal for multi-pet family grooming. 【Low vibration and ultra-quiet design】 Low noise and low vibration when working, the noise is only about 50 decibels, the balance between strong cutting and ultra-quiet operation, so that your pet is no longer afraid of cutting again Premium Dog Hair Trimmer for Grooming, High Performance 2 Speed Clipper for Thick and Tangled Hair, Quiet Dog Grooming Set