ZeBlaze Stratos 4 Pro

Zeblaze Stratos 4 Pro Smartwatch (Brown) The Zeblaze Stratos 4 Pro is an advanced outdoor smartwatch that combines a rugged design with extensive sports and navigation features. It features a 1.43-inch AMOLED display with a resolution of 466 × 466 pixels and a brightness of up to 1,000 nits, ensuring a clear display both in direct sunlight and after dark. The built-in navigation system uses as many as 6 satellite and GNSS systems, and the battery lasts up to 60 days (in power-saving mode). Additionally, you have access to a built-in LED flashlight and over 170 sports modes. All of this makes t Manufacturer: Zeblaze Model: Stratos 4 Pro Color: Brown Dimensions: 49 × 49 × 14 mm Weight (without strap): 43.5 g Bezel material: Stainless steel Back cover material: Stainless steel Middle frame material: Polymer Strap material: Silicone Strap width: 22 mm Wrist circumference: 130–235 mm Water resistance: 5 ATM Microphone: Yes Speaker: Yes Flashlight: Dual-color LED Display type: AMOLED Screen diagonal: 1.43" Resolution: 466 × 466 px Brightness: Up to 1,000 nits PPI: 391 Always-On Display: Yes Glass: Corning® Gorilla® Glass Battery capacity: 500 mAh Charging time: Approx. 1.5 h Battery life in power-saving mode: Up to 60 days Battery life with typical use: Up to 30 days Battery life with heavy use: Up to 18 days Charging: Magnetic Positioning systems: Built-in GNSS and 6 satellite positioning systems (GPS, GLONASS, GALILEO, NAVIC, QZSS, BDS) Motion sensors: Compass, gyroscope, geomagnetic sensor, barometric altimeter, accelerometer Health sensors: Wrist-based heart rate monitor, Pulse Ox blood oxygen monitor Connectivity: BLE 5.3 Sports features: Over 170 sports modes Smart activity recognition: 6 types of sports activities Swimming features: Open-water swimming: distance, pace, stroke count/frequency, distance per stroke, swimming efficiency (SWOLF), calories Pool swimming: number of laps, distance, pace, stroke count, swimming efficiency (SWOLF), calories Swim stroke detection: freestyle, backstroke, breaststroke, butterfly (pool swimming only) Synchronization with fitness apps: Strava, Google Fit, Apple Health 24/7 monitoring: Wrist-based heart rate (abnormal heart rate alerts), steps, time spent standing, calories burned, real-time distance Manual measurements: Heart rate, blood oxygen saturation, stress level Sleep quality monitoring: Sleep stages (including REM), daytime naps, sleep breathing quality, sleep score Health reminders: Abnormally high or low heart rate, low blood oxygen saturation, high stress levels, reminders to perform stress-reducing breathing exercises