You can connect this smart watch with iPhones and Android-phones. The model comes equipped with a sleep tracker.
From OnBuy
TicWatch Pro 3 GPS Google Wear OS Black (4G LTE Ver)
Watch Shop
Unisex Mobvoi TicWatch Pro 3 LTE Smartwatch, Bluetooth Smartwatch - Multicolour / Black
Gadcet
Ticwatch Pro 3 LTE smartwatch, Wear OS by Google, Qualcomm Snapdragon Wear 4100 platform, heart rate sleep tracking and NFC, IP68 ready to swim, long battery life