Turning On and Off Smartphone Connection Alerts. You can set the fēnix® 5/5S/5X Plus device to alert you when your paired smartphone connects and disconnects using Bluetooth ® wireless technology. NOTE: Smartphone connection alerts are turned off by default. Hold MENU. KIMILAR (3 Pack compatible with Garmin Fenix 6S / Garmin Fenix 6S Pro/Garmin Forerunner 745 Screen Protector, Tempered Glass Cover Screen Protector compatible with Huawei Watch GT Smartwatch £7.99 £ 7 . 99 (£2.66/count) The Fenix 5S looks normal, and fits well under my dress shirts for all day wear. The optional suede band looks good if you want to dress it up a little also. The HR monitor took about a week to really start tracking accurately, and the stride measurement is still improving, but it will get there with time. The 5S packs a smaller display—218 pixels wide versus the 5X’s 240. The tester model I tried had a case size of 42 millimeters, which fit my small wrist perfectly, and a depth of 15 eezytiger over 2 years ago in reply to JBoulton86 +1. First remove only the left bud from the case and close the lid. Let the left bud connect with the watch first. Then remove the right bud from the case and let that connect. Battery life: Up to 7 days in Smartwatch mode, 11 hours in GPS mode with music. Ultra strong, scratch-resistant sapphire lens. Stainless steel bezel, buttons & rear case. 1.2" sunlight-readable display. Display: Colour. Display resolution: 240 x 240px. Size: 42 x 42 x 15mm. Interchangable QuickFit bands. Weight: 69g. History includes time, distance, calories, average pace or speed, lap data, and optional sensor information. NOTE: When the device memory is full, your oldest data is overwritten. Using History. Viewing Data Totals. Using the Odometer. And, if this function needs the O2 saturation measurement hardware that the Fenix 6 and other watches have, it will not be possible. FWIW I have used a Forerunner 945 with this function, and it was real neat in the beginning, it correlated well with how I was feeling - so well, that after a while I stopped looking at it. fēnix 5 Battery Life. Mode. Up to 9 days. Up to 14 days. Smartwatch mode with activity tracking and 24/7 wrist-based heart rate monitoring. Up to 14 hours. Up to 24 hours. GPS mode with wrist-based heart rate. Up to 40 hours. You can update your gender, birth year, height, weight, heart rate zone, and power zone settings. The device uses this information to calculate accurate training data. Hold MENU. Select Settings > User Profile. Select an option. XKsCRC.