POLAR VANTAGE M –Advanced Running & Multisport Watch with GPS and Wrist-based Heart Rate (Lightweight Design & Latest Technology), Black, M-L Description POLAR VANTAGE M : Push limits using data driven insight with the Polar Vantage M Multisport GPS training watch. Get the most accurate data ever with Polar Precision Prime Heart Rate sensors while Load Pro calculates how training affects your body for a complete picture. Go long with up to 30 hours of GPS swim, bike or run. The Vantage M is a waterproof watch, heart rate watch, and multisport fitness tracker and activity tracker all in one. Take your fitness to the next level with cutting-edge sports activity tracking. Gain the real advantage with Vantage M.Display resolution 240 x 240 Features: ULTRA-LONG BATTERY LIFE : The Polar Vantage M Advanced GPS Running & Multisport Watch lasts for up to 30 hours of training time POLAR PRECISION PRIME HEART RATE : Polars heart rate monitor watches redefine the gold standard in optical heart rate accuracy by combining the latest in bio-impedance electrodes and optical sensors TRAINING LOAD PRO: The Vantage M is the ultimate fitness tracker, separating cardio load, muscle load and perceived load. Polars Training Load Pro provides an unparalleled look into how your training affects your body SWIM/BIKE/RUN FUNCTIONALITY : As a waterproof watch, long-distance running watch and biking activity tracker combined, you can capture key metrics like swimming stroke and pace. You can even pair with your favorite compatible cycling accessory PERSONALIZE WITH YOUR OWN STYLE : With customizable fitness band options, tailor your Vantage M with replaceable wrist bands of multiple colors Display resolution 240 x 240. Sizing M/L - wrist circumference 140-210 mm Product Details: Brand: Polar Model Name: Polar Vantage M Multisport Watch Color: Black Screen Size: 45 Inches Special Feature: Waterproof Target Audience: Unisex adult Compatible Devices: Compatible with all standard BLE heart rate sensors and running cadence and power sensors as well as cycling speed, cadence and power sensors. See more Band Color: Black Battery Life: 30 Hours Water Resistance Level: Waterproof Special Feature: Waterproof Compatible Devices: Compatible with all standard BLE heart rate sensors and running cadence and power sensors as well as cycling speed, cadence and power sensors. Water Resistance Level: Waterproof Human Interface Input: Buttons GPS: Gps enabled Battery Life: 30 Hours Battery Cell Composition: Lithium Ion Screen Size: 45 Inches Resolution: 240 x 240 Color: Black Band Color: Black Sport Type: Wireless Brand: Polar Model Name: Polar Vantage M Multisport Watch Target Audience: Unisex adult Model Number: 90069735 Included Components: getting started guide, Vantage M, charging cable Item Weight: 45 Grams Item Dimensions LxWxH: 4.33 x 3.31 x 10.35 inches