Cospet Tank M3 Ultra smart watch size 49 black

Here are the specifications of the KOSPET TANK M3 ULTRA watch Design and durability Military standards: Certified with 15 test certificates according to MIL-STD-810H standard. Materials: Stainless steel frame with a structure of polyamide and fiberglass. Water and dust resistance: 5ATM rating (50 meters depth) and IP69K rating. Screen protection: Corning Gorilla Glass 3rd generation with 9H hardness. Display Type: AMOLED. Size: 1.96 inches. Resolution: 410 × 502 pixels. Brightness: Up to 1000 lumens. Features: Supports always-on display mode. Systems and sensors GPS: Built-in dual-band GPS supporting 6 satellite systems. Environmental sensors: Magnetic compass, altimeter, and barometer. Health sensors: Optical sensor for measuring heart rate and blood oxygen level (SpO2). Sports and smart performance Sports modes: More than 170 sports modes with automatic recognition of 6 exercises. Connectivity: Supports calls via Bluetooth (HIFI Bluetooth Calling). Notifications: Receive app notifications, music control, and voice assistant. Battery and charging Capacity: 480 mAh. Daily use: From 10 to 15 days. Intensive use: From 5 to 8 days. Power saving mode: Up to 50 days. Charging time: About two hours.