New DT103 Smart Heart Rate Bluetooth Call Voice Assistant Message Reminder Exercise Step Watch

model DT 103 Compatibility system IOS/Android system function Bluetooth call, 11 sets of menu styles, over 400 dials, breathing training, custom dials, stopwatch, brightness adjustment, multiple sports modes, real heart rate, information push, remote music, remote photography, real-time weather, search for phone (connected to phone), Bluetooth music playback, password protection, calculator, split screen display, shortcut widgets, weather, female assistant, massager, GPS trajectory, voice assistant, alarm clock, flashlight, power-saving mode, smart and watch mode selection App language Chinese, Traditional Chinese, English, Korean, German, Spanish, Japanese, French, Italian, Russian, Portuguese, Arabic, Ukrainian, Thai Device side language English, Chinese, Traditional Chinese, Denmark, Greece, Latin, Romania, Türkiye, Hebrew, Czech, Polish, Spanish, German, Russian, Portuguese, French, Japanese, Italian, Vietnamese, Korean, Arabic, Persian Language of instruction manual (neutral, brand optional) Chinese, English App Wearpro chip Ruiyu RTL8762DK And system Android version 4.4 and above IOS system Apple iOS 10.0 and above Heart rate sensor Tianyi Hexin 3605 Bluetooth Dual Bluetooth 5.0 Waterproof level IP67 Product process Zinc alloy+IML Net weight of aircraft body 35.5 grams Screen size 1.87-inch TFT high-definition square screen Screen resolution 240 * 283 Screen type IPS full view color screen Screen material Glass (OGS) Total length of wrist strap 245 millimeters Wrist strap material silica gel Head size 44.8 * 38.2 * 10.8 Watch strap size Watch strap width 22 to 20mm Packaging size 236 * 72 * 24mm Packing size 488 * 265 * 238mm Packing quantity 60 units/box Total weight (box packaging+instruction manual+product) 199 grams Battery type lithium battery Battery model 551830 polymer Battery voltage 3.7V Battery capacity 380mAh Battery life Normal connection for 5-6 days, standby for 25-35 days. (Connection usage depends on personal usage) Charging method Wireless charging/compatible magnetic charging Charging time About 4 hours Wrist strap color Black glue, gold glue, silver glue authentication ID, CE, ROHS, battery certification