Product Parameters: BT: 5.0 / Motor: YES Heart rate sensor & Temperature Sensor Charging mode: Magnetic wireless charging Microphone: YES / Side key: YES 1.99″ Inch Display LED Screen Sound: YES, Two in one loudspeaker and handset Power amplifier: YES Battery capacity: 220mah Appearance material: Zinc alloy IP67 life waterproof. App: HiWatch Pro language: English Chinese Netherlands Russian French Portugal German Spain Türkiye Poland Malaysia Czechoslovakia Arabic Thai Italy Vietnam More functions: NFC step. distance. Calorie. Heart Rate/Blood Pressure/Oxygen .BT call.BT Music. Temperature. Monitoring. Sleep monitoring. call reminder. SMS Alerts. Social APP Message Reminder. Alarm clock reminder. A sedentary reminder. sport. Turn the wrist and shine the screen. Looking for bracelets. Looking for Phones. Remote Photography. Rejection of calls. Do Not Disturb. Multi-dial switching Social APP Message Reminder: Facebook. Twitter. Line. Whatsapp. Instagram