Features: 5 Speed Fine-tuning Design Twist the dial in the clipper to adjust the length, 5 optional modes. Include 4 Different Limit Combs Limit combs combine with adjustable body length, 20 kinds of lengths for your choice, suitable for any length' hair. Replaceable Ceramic Titanium Blade Blade is durable to use, can keep sharp and ensure high efficiency for a long time. Rechargeable Battery 1 Spare Battery There are 2 batteries in all, one is in the hair clipper's body while another is in the packing box. R-shaped Obtuse Angle Blade Protect yourself from accidental injury, suitable for both adults and children to use safely.