Garmin Forerunner 255 4GB Dark Blue/Black 010-02641-11

USB port N Wi-Fi Y Bluetooth Y Near Field Communication (NFC) N Headphone connectivity Bluetooth

Design

Market positioning Sport watch Watch case size 46 mm Watch case colour Blue Watch case material Carbon Fibre Reinforced Polymer (CFRP) Band colour Blue Band material Silicone Band size One Size Lens material Glass Shape Round Wrist size range 130 - 205 mm Buckle colour Black Waterproof Y Closure type Single prong strap buckle Protection features Water resistant, Waterproof Removable strap Y Water resistance 5 ATM

Display

Display type Digital Display resolution 260 x 260 pixels Touchscreen Y Display diagonal 3.3 cm Display technology MIP Colour display Y Display diameter 3.3 cm Watch glass type Corning Gorilla Glass 3

Performance

Built-in microphone N Built-in speaker(s) Y Built-in camera N FM radio N Flash memory 4 GB

Features

Heart rate monitor Y Heart rate contact sensors Y Heart rate sensor type Optical Heart rate measuring Automatic Blood oxygen sensor Y Distance travelled Y Pedometer Y Calories burned Y Accelerometer Y Gyroscope Y Activity tracker Y Multisport mode Y Personal goals Y Quality of sleep Y Clock mode 12h/24h Smart notifications Y Weather display Y Calendar notifications Y SMS notifications Y Timer Y Electronic compass Y Music player Y Audible alarm(s) Y Barometric altimeter Y Built-in distance meter Y Alarm clock Y Calendar Y Stopwatch Y Time/distance alert Y Interval training Y Heart rate-based calorie computation Y Advanced workouts Y Weather forecast Y Heart rate data transfer Bluetooth/ANT+ Auto training program adapting Y Training programming Y Automatic daily activity detection Y Recommended activity Cycling, Golf, Running, Swimming Activity monitoring Y Music control Y Virtual partner function Y Call notifications Y Barometer Y Thermometer Y

Network

Mobile network connection N ANT+ enabled Y GPS (satellite) Y GLONASS Y Galileo Y

Weight & dimensions

Width 45.6 mm Depth 45.6 mm Thickness 1.29 cm Weight 49 g

Power

Battery life (max) 30 h Battery life 14 day(s) Standby time (Bluetooth off) 25 h Battery life (GPS mode) 16 h