Safe & Sharp Blade: The dog hair clippers feature titanium acute-angle blade combined with ceramic movable blade that provides efficient and smooth cutting for easy trimming of pet hair. The blade can be removed for washing, making cleaning easier. Cordless: 2000 mAh high capacity rechargeable battery for long lasting pet clippers to avoid interruptions in your trimming session due to low battery. Cordless dog trimmer design effectively avoids pesky cord pulling and allows for more flexible trimming. Low Noise & Low Vibration: Our pet grooming clippers adopt precision motor and noise reduction design, the noise during work is about 50 dB, which makes pets feel at ease, not afraid of cutting hair, and gives pets a comfortable grooming experience.