4 Working Modes R2---Rotating to right with high speed R1---Rotating to right with low speed L1---Rotating to Left with low speed L2---Rotating to Left with high speed Instruction of 6 Different Grinding Heads Yellow Grinding Head with soft sand paper for 0-3 months old baby Pink Grinding Head with fine sand paper for 4-11months old baby Blue Grinding Head with medium sand paper for above 12months old baby White soft polishing head for adult removes dirt and smooth nail surface Metal grinding head for adult sharpen and shorten nails Cylindrical grinding head for adult polishes and processes the nail tip and cuticles Operation instructions Before Use: Gently clip nails to a proper length. 1.Install 2 AA battery (not included), close the cover. 2.Choose corresponding grinding head according to the age. Connect the grinding head and the interface. 3.Push the button to the rotation and speed you need. 4.Gently trim nails until desired length is reached. Notice L1 and R1 is Low speed, which is most suitable for baby's using. Do not use the metal grinding head on an infant. AA battery is not included , you have to buy extra batteries. Take off the batteries if you won't use it for a long time. Store the nail file and accessories in the case. Please keep away from reach of children.?Value Package Best Service?: Package contain a Baby Nail Trimmer and 6 Grinding Head, also come with a very durable storage box, can protect the nail trimmer very well! We will do our best to make all moms and babies around the world feel safe!. ?Humanize Design?: Baby Nail Manicure Set is made of High-Quality ABS, Durable and Strurdy. The Curve shape very comfortable for handle, smooth surface and reasonable size, very easy to hold when use it. Lightweight and compact, with a durable storage box, allows you to carry anywhere and use whenever. ?35 DB Ultra Quiet LED Front Light?: The baby nail trimmer set equips with a whisper-quiet motor, working under 35dB, is whisper-quiet enough to not wake the sleeping baby. The baby nail trimmer is created with a front LED soft light, effectively ensuring to use in the dark night. ?One Button Four Modes?: With 4 working modes-Control speed (High Low) for different types of nail and rotation (Clockwise Reverse) for enhancing the polishing effect, can fit for different nails. It won't harming baby's cuticles and soft nail beds, can helps and quickly and safety trim little toenails and fingernails, polish the coarse edge to avoid baby's scratch. ?6 in 1 Nail Care Trimmer Set?: This Baby Nail Trimmer Set come with 6 different grinding heads, designed for different Different Age Group - Yellow Grinding Head fit for Baby 0-3 months, Pink Grinding Head fit for Baby 4-11 months, Blue Grinding Head fit for Baby above 12 months, White Grinding Head used for polishing, Metal Grinding Head and Cylindrical Grinding Head was fit for Adults.