Model No:Realme GS3 Max 1.System Requirements:android5.0+ / ios10.0+ 2.Master chip:Hs6621 3.Bracelet memory:128M 4.Bluetooth for calls:AB5376A2 5.Bluetooth version:5.2 6.Heart rate chip:SC7R30 7.Screen display:1.35inch-HD Round Screen 8.Battery capacity:260mAH 9.Standby time:65 days 10.Usage time:About 10 days 11.Button method:Full screen touch Motor:Pie Motor 1.Charging port:Wireless charging 2.Waterproof level:IP68 3.Sensor:G-sensor 3 axis 4.Local dial:5 5.Dial market:50+ 6.Menu style:1 APP:WearFit pro UI language:Simplified Chinese, Traditional Chinese, English, French, German, Japanese, Spanish, Italian, Russian, Portuguese, Turkish, Greek, Vietnamese, Thai, Arabic, Polish, Dutch, Hebrew Message push:Simplified Chinese, Traditional Chinese, English, French, German, Japanese, Spanish, Italian, Russian, Portuguese, Turkish, Greek, Vietnamese, Thai, Arabic, Polish, Dutch, Hebrew APP Support language:"Simplified Chinese, Traditional Chinese, English, French, German, Japanese, Spanish, Italian, Korean, Russian, Thai, Czech, Portuguese, Indonesian, Arabic, Turkish, Greek, Estonian, Bulgarian, Latvian, Lithuanian, Romanian, Serbian, Slovak (24 courses)" Basic function:Dial market、Smart split screen display Off screen time setting、3D dynamic dial、Scan code connection Band language switch、Custom component、Password lock screen、Voice calls、Social calling cards、Alipay offline payment、Mett、Multifunctional NFC、Health positioning、Pedometer、Play music、Distance、Breath training、Sport mode、Hourly point measurement、Raise your hand to brighten the screen、Heart rate、Sleep monitoring、Blood pressure、Incoming call、Blood oxygen、Message notification、Fatigue analysis、Sedentary reminder、Calculator、Alarm reminder、Custom watch face、Stopwatch、Health Weekly、Find a bracelet、Dimming、Dial switch、Weather Packing list:Machine head*1, strap*2, manual*1, Wireless charging*1 Body material:Zinc alloy body + IML bottom shell