Specifications

HUAWEI WATCH GT 4 46 mm 140-210 mm Approximately 48 g (strap excluded) 1.43 inches AMOLED color screen Resolution 466 × 466 pixels, PPI 326 Black Fluoroelastomer Strap Green Composite Strap Brown Leather Strap Accelerometer sensor Gyroscope sensor Magnetometer sensor Optical heart rate sensor Barometer sensor Temperature sensor Wireless charging Android 8.0 or later iOS 13.0 or later Waterproof Level 5 ATM water-resistant *Devices complying with the 5 ATM-rated water have a water resistance rating of 50 meters under ISO standard 22810:2010. This means that they may be used for shallow-water activities like swimming in a pool or ocean. However, they should not be used for scuba diving, waterskiing, or other activities involving high-velocity water or submersion below shallow depth. NFC Supported Bluetooth 2.4 GHz, supports BT5.2 and BR + BLE Microphone Supported Environment Ambient Operating Temperature -20℃–+45℃ Charging Charger Voltage and Current Requirements 5V-9V DC/2A Battery Life HUAWEI WATCH GT 4 46 mm 14-day battery life for maximum usage 8-day battery life for regular usage 4-day battery life with Always On Display enabled The battery can last for 14 days given the following usage habits: 30 minutes of Bluetooth calling per week, 30 minutes of audio playback per week, heart rate monitoring enabled, HUAWEI TruSleep™ enabled at night, 90 minutes of workouts per week (GPS enabled), message notifications enabled (50 SMS messages, 6 calls, and 3 alarms a day), and screen turned on 200 times per day. Actual battery life may vary depending on usage habits. The battery can last for 8 days given the following usage habits: 30 minutes of Bluetooth calling per week, 30 minutes of audio playback per week, heart rate monitoring enabled, HUAWEI TruSleep™ enabled at night, stress monitoring enabled, pulse wave arrhythmia analysis and sleep breathing awareness features enabled, 180 minutes of workouts per week (GPS enabled), message notifications enabled (50 SMS messages, 6 calls, and 3 alarms a day), and screen turned on 30 minutes a day. Actual battery life may vary depending on usage habits. The battery can last for 4 days given the following usage habits: Always On Display is enabled, 30 minutes of Bluetooth calling per week, 30 minutes of audio playback per week, heart rate monitoring enabled, HUAWEI TruSleep™ enabled at night, stress monitoring enabled, pulse wave arrhythmia analysis and sleep breathing awareness features enabled, 180 minutes of workouts per week (GPS enabled), message notifications enabled (50 SMS messages, 6 calls, and 3 alarms a day), and screen turned on 30 minutes a day. Actual battery life may vary depending on usage habits. Speaker Supported In The Box Watch × 1 Wireless Charging Cradle (including the charging cable) × 1 Quick Start Guide & Safety Information & Warranty Card × 1 *The preceding specifications are theoretical values based on product design. To provide accurate product information, specifications, and features, HUAWEI may make real-time adjustments to the preceding specifications, so that they match the product performance, specifications, indexes, and components of the actual product. Product information is subject to such changes and adjustments without notice.