F38 Dual-ear Bluetooth Earphone Smart Watch: Heart rate monitoring

Product details
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Dual-ear Bluetooth Earphone Smart Watch — Smartwatches

The wearable tech market just got a new contender with the Dual-ear Bluetooth Earphone Smart Watch, a gadget that's as much about style as it is about smarts. Sporting a 1.39-inch full-screen touchscreen with a crisp 360x360 resolution, this watch doesn't just look good—it responds with the kind of smoothness that makes you forget you're wearing a mini-computer. Under the hood, the ATS3085S chip paired with 4MB RAM and 512MB FLASH keeps things running without a hitch, proving that good things do come in small packages.

Features

Bluetooth 5.3 compatibility
IP67 waterproof rating
1.39-inch full-screen touchscreen
280mAh battery capacity
Supports Alipay payment and NFC
Heart rate monitoring

Model

F38

General specs

Model: F38
Seller: Sunsky
ID: 3960293
Main chip: ATS3085S
Memory: 4MB RAM, 512MB FLASH
Bluetooth version: BLE 5.3, compatible with 4.2/2.1
Heart rate sensor: HX3300
Screen: 1.39-inch, 360x360 resolution, full-screen touchscreen
Battery capacity: 280mAh
Standby time: 30 days
Operating time: 3-7 days
Charging method: Magnetic charging
Waterproof rating: IP67
App: CanFit
System requirements: Android 5.1 / iOS 9.0 and above
App Language Support: English, French, Spanish, Simplified Chinese, Russian, Japanese, Portuguese, German, Italian, Arabic, Traditional Chinese, Thai, Korean, Polish, Persian, Turkish, Dutch, Hebrew, Romanian
Body Material: Metal
Dial size: 47.8x48x13.2mm
Watchband: 22mm width, 220 mm length
First listed by seller: 8/12/25