About the smart watch: High-End Flagship Smart Watch Screen size: 2.01 inches Normal use time: 7-10 days, standby time: 30 days 2 Silicone Bands: Black Silicone Band + Camo Silicone Band Smart Features: GPS, ChatGPT, AI Voice Assistant, AI Dials Waterproof grade: 3ATM Waterproof Watch Type: High-End, High-Performance Smart Watch Ideal for: Outdoor Adventures Resolution: 240*296 pixels Battery capacity: 450mAh large capacity Wireless version: 5.3 Color: Black Sport Modes: 100+Sports Modes Screen: full touch Fits wrist sizes: 5.4" - 8.6" Packing list: smart watch*1, magnetic charging cable*1, user manual*1, straps*2 FCC ID: 2AZPR-KR92 About the watch: Wireless transmission distance: 10 meters(33 feet), The wall will affect the bluetooth reception, link please ensure that the APP is running in the background *Currently all Bluetooth smartwatches can not reply to messages *If you have any problems you can contact customer service to deal with, we will give you a satisfactory solution, or read the QA below, thank you!