Connectivity :

iOS compatibility (iOS 8 and higher)

iPhone 4S and more recent 

iPod touch 5th generation and more recent 

iPad 3rd generation and more recent

Android compatibility (5.0 and higher)

Requires Internet access (mobile data or Wi-Fi)

Wireless Sync

Wi-Fi 802.11 b/g/n, compatible with WEP/WPA/WPA2-personal networks 

Bluetooth connectivity (Bluetooth Smart Ready)

Metrics tracked :

Weight

Four weight sensors

Patent-pending body position detector

Highly accurate weighing

Body Composition

Bioelectrical Impedance Analysis

Athlete and non-athlete mode

Unit: body fat %, total body water %, muscle mass kg or lb, bone mass kg or lb

Heart rate

Patented heart rate measurement technology 

Unit: bpm (beats per minute)

Automatic user recognition

Up to 8 different users

Sensors :

Four weight sensors

Weighing range: 5 -> 180kg (9 -> 396lb)

100g (0.2lb) graduation

Units: kg, lb, st lb

Patented body position detector

Highly-accurate weighing via Position Control technology

Device :

Scale

Large, high-strength tempered glass platform

Flat aluminum base

Ultra slim design

Dimensions: 12.8 x 12.8 x 0.7 in. / 327x327x18mm

Display

Large, easy-on-the-eye graphical display (2.4”x1.6”), 128x64 pixels

High-contrast lighting

Weight units: kg, lb, st lb

Storage and memory

Free and unlimited online storage of weight readings

Stores up to 16 readings if scale cannot sync wirelessly

Power supply

Rechargeable li-ion battery (micro USB, included)

Average battery life: up to 1 year