Green Lion Ultra Mini Smart Watch Brand: Green Lion Color: Titanium/Black – Gold/Black – Green – Black/Orange Waterproof: IP68 Flash memory: 128MB Screen size: 1.91″” Resolution: IPS 320×384 Bluetooth: BT 5.1/3.0 Touch panel: Multiple touch Battery Type: Lithium ion polymer battery Capacity: 220mAh Charging Method: Wireless charger Features: Bluetooth Calling, Multiple NFC, IP68 Waterproof, Wireless Charging, Bluetooth 5.1, Always On Display, Compass Function, Heart Rate, Sleep Monitoring, Female Health, Body Temperature, Bedside Lamp Mode, Voice Assistant, Stop Watch, Calculator . Box Contents: Green Ultra Mini Smartwatch, Wireless Magnetic Charger, Extra Silicone Strap