Oakley Youth Resistor 0OJ9010 ELECTROLYTES Receive and customize an overview head attachment Receive and customize an overview of your sleep 4 mm) diameter DISPLAY RESOLUTION 390 x 390 pixels DISPLAY TYPE AMOLED (always on) WEIGHT 92 g (84 g with silicone rubber) WATER RATING 10 ATM BATTERY LIFE Smartwatch: Up to 16 days (6 days always on) Battery Saver Watch Mode: Up to 21 days GPS Only: Up to 42 hours (30 hours always on) All Satellite Systems: Up to 32 hours (24 hours always on) All Satellite Systems + Multi band: Up to 28 hours (22 hours always on) All Satellite Systems + Music: Up to 10 hours (9 hours always on) Max Battery GPS: Up to 75 hours Expedition GPS: Up to 14 days CHARGING METHOD Garmin proprietary clip charger MEMORY HISTORY 32 GB Clock Features TIME DATE 🗸 GPS TIME SYNC 🗸 AUTOMATIC DAYLIGHT SAVING TIME 🗸 ALARM CLOCK 🗸 TIMER 🗸 STOPWATCH 🗸 SUNRISE SUNSET TIMES 🗸 Health Monitoring WRIST BASED HEART RATE (CONSTANT Resistor takes style and function cues from popular adult styles like Sutro including a Patrick Mahomes Signature Series version featuring a gold frame with Prizm 24K lenses