Sleep Wearable Form Factor
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KOSPET Tank T4 Silver 1.43-inch always-on AMOLED display
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Last known price: BYN 578.42 (BYN)
Price source: Rulez BY
Price record dated 11/7/26
Saved price in the source currency; not a current offer. The date refers to the price record, not a stock check.
Features
- 1.43-inch always-on AMOLED display
- IP69K and 10 ATM water resistance
- MIL-STD-810H shockproof
- Heart rate and SpO2 monitoring
- Skin temperature measurement
- Sleep, stress, female health tracking
- GPS with topographic maps
- 32GB music storage and player
- 15-day battery life
- Bluetooth calls and notifications
- Voice assistant
- 0.17 lbs lightweight design
- Magnetic charging
General specs
- Brand: KOSPET
- Model: Tank T4
- Seller: Rulez BY
- ID: 1377046
- Brand: Kospet
- Model: Tank T4
- Product Code: 3655803
- Product Type: Smart watch
- First listed by seller: June 17, 2026
You venture deep into the backcountry where phone signals fail and conditions turn harsh. The Kospet Tank T4 is built for that reality. Its stainless steel body, IP69K dust protection, and MIL-STD-810H shock resistance mean you focus on the trail, not on your gear. This rugged smartwatch tracks your location with GPS and monitors your heart rate, blood oxygen, and skin temperature, giving you critical data at a glance.
The 1.43-inch AMOLED display stays clear under direct sun. Before a storm breaks, the barometer alerts you to pressure changes. After a swim, the depth gauge logs your dive. You store thousands of songs on the 32GB drive and pair Bluetooth headphones, leaving your phone safe in your pack. A magnetic charger snaps on quickly for up to 15 days of battery life. You get real-time workout analysis, from VO2 max to training load, without the complexity of a multisport watch.
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