<b> Feature: </b><br> -USB charging with built-in lithium battery.<br> -High definition LED screen <br> <br> <br> Max.:180kg/396lb/28st<br> Min.: 6kg/13.2lb/0.93st<br> Division: 1kg/0.2lb<br> Battery: USB charging battery( 300mAH Lithium) <br> <br> Scale Setup: Place your scale on a hard,level surface. <br> 1.Go to IOS App store or Google play. Search the keyword 'Fitdays', or scan the following QR Code with your phone to find the app. <br> 2.Download and install the 'Fitdays" to your phone.<br> <br> (Fitdays APP functions)<br> ●Weight ●Body fat ●BMI ● Visceral fat ●Protein amount ●Muscle wegiht ●Bone mass ●Moisture ●BME ●Degree of obesity ●Body age ●Muscle ●BFR ●Standard weight ●Without fat ●Protein rate ●Subcutaneous fat ●Temperature ●Height record (<16 years old)<br> <br> <b>INDICATION SYMBOLS </b><br> LO Low battery - please charge with a USB cable.<br> Err Overload<br> An error has accorred during measurement. Step off the scales and step onto them again to repeat the measuring process.<br> <br> <br> <b>SPECIFICATION </b><br> Product size: 260*260*20mm（10.2in*10.2in*0.9in）<br> LCD display:60*27mm（2.7in*1in）<br> Weight unit:kg/lb/st (switch the units)<br> Weight limit: 6kg-180kg<br> Power Supply: USB Cable<br> Account number: No limitation (each account can add 21 persons)<br> <b>Support Devices: </b> iOS 8.0 or higher Android 6.0 or higher <b>Package </b>: 1 x Electronic Scale, 1 X USB Cable, 1 X Instruction manual<br><br><br><b> USB Rechargeable</b><br> Built-in long-lasting 300mAh lithium battery can last 3 months on a single charge.<br> Stop wasting money on disposable batteries. <br>Rechargeable through USB makes it compatible with AC Adapter, Desktop PC, Notebook, Portable Chargers and other USB devices.