Mi Smart Band 4 Step Up, Live More Features: Design and display 0.95” color AMOLED display -120 x 240 pixels -Screen brightness up to 450 nits -All-new user interface -smoother and simplified touch screen experience -Brightness adjustment mode • 2.5D tempered glass with anti-fingerprint coating Battery • 135mAh battery capacity • Up to 20 days • Recharging time ~2hours Water resistance • 5 ATM water resistant up to 50m Activity tracking • Count steps, distance, calories burned • 6 workout modes: Treadmill, exercise, outdoor running, cycling, walking, swimming Health monitoring • 24/7 Heart rate monitoring -Heart rate alerts • Sleep monitoring • Idle alerts Sensors • 3-axis accelerometer + 3-axis gyroscope; • PPG heart rate sensor; • Capacitive proximity sensor Connectivity • Bluetooth 5.0 LE • No NFC for standard version System requirements • Android 4.4, iOS 9 and above Other features • Stopwatch • Alarm clock • Timer • Find my phone • Phone unlock • Event reminder • Do not disturb mode (works even without phone) • Lock screen • Music controls on band Specifications: Weight: 22.1g Water resistance rating: 5 ATM Display type: AMOLED Screen size: 0.95” Resolution: 120x240 RGB Color depth: 24 bit Screen brightness: Up to 400 nits (max brightness), brightness adjustable Touchscreen type: On-cell capacitive touchscreen Screen protection: 2.5D tempered glass with anti-fingerprint coating Button: Single touch button (wake up, go back) Wrist strap type: Removable wrist strap(Mi Smart Band 4 is compatible with Mi Band 3 straps) Wristband width: 18mm Wrist strap material: Thermoplastic polyurethane Adjustable wrist strap length: 155-216mm RAM: 512K ROM: 16MB Wireless connectivity: Bluetooth 5.0 LE Sensors: 3-axis accelerometer + 3-axis gyroscope; PPG heart rate sensor; Capacitive proximity sensor Battery: LiPo, 135mAh Charging Type: 2-Pin Pogo Pin Standby time: up to 20 days Charging Time: ≤ 2 hours Motor Type: Rotor Body material: Polycarbonate App: Mi Fit System requirements: Android 4.4, iOS 9.0 or above Package Contents: Mi Smart Band 4 x 1, Wrist strap x 1, Specialized charging cable x 1, User guide x 1 #xiaomi #smartband #fitness #tracker #band