KOSPET TANK M4 Smart Watch

Key Features

• Military-Grade Inox 360 Shield: SGS-certified to pass 20 U.S. military-grade tests, resistant to extreme temperatures (-58°F to 158°F), shock, and dust.
• Large 1.96" AMOLED Display: Features a crisp 410 x 502 resolution with Always-On Display (AOD) and auto-brightness.
• 10 ATM Scuba Diving Ready: Engineered for deep-water reliability with specialized modes for freediving and scuba up to 45 meters.
• Dual-Band GNSS & Offline Maps: Ultra-precise tracking using six satellite systems with the ability to download maps and plan routes directly on the watch.
• Integrated Walkie-Talkie: Stay in touch with fellow TANK M4 users instantly without cellular service (limited range for outdoor safety).
• 24/7 Advanced Health Tracking: Utilizes a state-of-the-art 4PD health sensor for accurate heart rate, SpO₂, stress, and sleep monitoring.
• 180+ Sports Modes: Includes 23 ApexMotion pro modes and 160 freestyle modes with a built-in 6-axis gyroscope for movement analysis.
• Massive Battery Life: Up to 15 days of typical use, 9 days of heavy use, or 22 hours of continuous GPS tracking.
• Smart Utility Suite: 32GB internal storage for music and maps, Bluetooth calling, and compatibility with Apple Health and Strava via the Apexmove App.

Specifications

• Brand: KOSPET
• Model: TANK M4
• Display: 1.96-inch AMOLED (410 × 502 px), 331 PPI, Corning Gorilla Glass 3
• Body Material: Inox 360 Stainless Steel / Case Back: Stainless Steel
• Memory/Storage: 16 MB SRAM / 32 GB ROM
• Battery: 500mAh Pure Cobalt Battery
• Charging Time: ~2 Hours (Magnetic Charging)
• Water Resistance: 10 ATM & IP69K (45m Dive Capability)
• Connectivity: Bluetooth 5.3, Dual-band GNSS (L1+L5)
• Weight: 80g (Without Strap)
• Sensors: VC9213-4PD Health, 6-axis Gyroscope, Altimeter, Geomagnetic, Temperature
• Dimensions: 50.5 × 42.5 × 13 mm