Features:
Screen size: 2.02-inch AMOLED screen
Screen resolution: 485*520 AMOLED Display
Built-in chip: SF32LB551
Body Color: HK9 Pro only have Titanium gold color.
New Siche SF32LB551: High performance dual core processor, integrated high performance 2D graphics engine, and artificial intelligence neural network accelerator
Bluetooth: Low power Bluetooth 5.1
Waterproof level: life waterproof
Charging type: IC:9001 wireless charging
Battery capacity: 420mAh
Support: Android 4.4 and above & iOS 10.0 and above
APP: Wearfit Pro
Size : 45mm