Corsair EX100U USB Type C External SSD 4 TB 1600 the system quietly and efficiently the system quietly and efficiently dissipates heat through the evaporation and condensation of an internal fluid—a feature which has helped the Razer Blade 16 stay compact and pack more punch Graphite Form factor Other Device type Wristband activity tracker Features Daily totals memory capacity 30 day(s) Memory capacity 7 day(s) Calendar notifications Yes SMS notifications Yes Do not disturb function Yes Date indication Yes Call notifications Yes Accelerometer Yes Blood oxygen sensor Yes Vibrating motor Yes GLONASS Yes Position location Yes GPS (satellite) Yes Eat & drink No Workout tracking Yes Personal goals Yes Quality of sleep Yes Distance travelled Yes Calories burned Yes Active minutes Yes Heart rate monitor Yes Heart rate sensor type Optical Ports & interfaces Near Field Communication (NFC) Yes Wi Fi No Bluetooth Low Energy (BLE) Yes Bluetooth Yes Power Charging time 2 h Rechargeable battery Yes Battery technology Lithium Polymer (LiPo) Battery operated Yes Battery life 7 day(s) System requirements Mac operating systems supported Yes Mobile operating systems supported Android 10 Whether you have incredibly large files or lots of digital games the CORSAIR EX100U comes in 1TB