Apple watch Series 9 45mm (GPS + Cellular)

Used and in excellent condition. 

No scratches on glass and will throw in the screen protector for free.

Size and Weight

• 45mm
• Height: 45mm
• Width: 38mm
• Depth: 10.7mm
• Weight (aluminium, GPS):38.7 grams
• Weight (aluminium, GPS + Cellular):39.0 grams
• Weight (stainless steel):51.5 grams
• Fits 140245mm wrists
• 41mm
• Height: 41mm
• Width: 35mm
• Depth: 10.7mm
• Weight (aluminium, GPS):31.9 grams
• Weight (aluminium, GPS + Cellular):32.1 grams
• Weight (stainless steel):42.3 grams
• Fits 130200mm wrists

Hardware and Buttons

• Digital Crown
• Microphone
• Side button
• Electrical heart sensor
• Speaker / air vent
• Optical heart sensor

Controls

• Digital Crown with haptic feedback
• Side button
• Double tap gesture
• Siri with ondevice processing

Chip

• S9 SiP with 64bit dualcore processor
• 4core Neural Engine
• 64GB capacity

Sensors

• Electrical heart sensor
• Thirdgeneration optical heart sensor
• Temperature sensing1
• Compass
• Alwayson altimeter
• Highg accelerometer
• High dynamic range gyroscope
• Ambient light sensor

Health and Wellness

• ECG app2
• Cycle Tracking app with retrospective ovulation estimates3
• Heart Rate app
• High and low heart rate notifications
• Irregular rhythm notifications4
• Medications app
• Mindfulness app
• Noise app
• Sleep app including sleep stages

Display

• AlwaysOn Retina LTPO OLED display
• Edgetoedge display
• IonX front glass (aluminium cases)
• Sapphire front crystal (stainless steel cases)
• Up to 2,000 nits maximum brightness
• 1 nit minimum brightness
• 326 pixels per inch

Power and Battery Life

• Allday battery life, up to 18 hours of normal use5
• Up to 36 hours in Low Power Mode5
• Builtin rechargeable lithiumion battery
• Fastcharge capable6
• Up to 80% charge in about 45 minutes6

Operating System

watchOS

watchOS is the worlds most advanced wearable operating system, with apps and features designed to keep you active, healthy, safe and connected.

Workouts and Activity

• Running
• Custom interval workouts
• Customisable Workout Views
• Heart Rate Zones
• Race Route
• Stride length, ground contact time and vertical oscillation
• Automatic track detection
• Multisport workout
• Hiking 
• Bearing, incline, elevation and coordinates
• Custom waypoints
• Automatically generated waypoints to cellular connectivity
• Backtrack GPS data
• Topographic maps for over 1,000 national and regional parks (US only)
• Cycling
• Average speed, elevation gained and distance
• Connection to cycling accessories via Bluetooth
• Functional Threshold Power
• Power Zones
• Cadence
• Live Activity on iPhone
• Swimming
• Pool swim or open water swim
• Splits and auto sets
• SWOLF score
• Automatic stroke detection
• Kickboard
• Average pace, total distance and lengths
• More Workouts
• Walk
• Elliptical
• Rowing Machine
• Stair Stepper
• HIIT
• Yoga
• Functional Strength Training
• Dance
• Cooldown
• Core Training
• Pilates
• Tai Chi
• Wheelchair
• Kickboxing
• Multisport
• Other

Safety

• Emergency SOS7
• International emergency calling8
• Crash Detection7
• Fall Detection

Durability

• Water resistance 50m (swimproof)9
• Dust resistance IP6X10

Connectivity

• L1 GPS, GNSS, Galileo and BeiDou
• 4G LTE and UMTS11
• WiFi 4 (802.11n)
• Bluetooth 5.3
• Secondgeneration Ultra Wideband chip12
• Apple Pay
• GymKit
• Supports Apple Watch for kids using Family Setup13

Accessibility

Builtin accessibility features supporting vision, mobility, hearing and cognitive disabilities.

Features Include:

• VoiceOver
• Zoom
• On/Off Labels
• Reduce Transparency
• Increase Contrast
• Colour Filters
• Text Size
• Bold Text
• Reduce Motion
• Hourly Chimes
• AssistiveTouch
• Button Click Speed
• Touch Accommodations
• Auto-Answer Calls
• Type to Siri
• RTT Support
• Audio Volume Balance
• Audio Transcription
• Live Speech
• Accessibility Shortcut
• Mono Audio
• Taptic Time
• Personal Voice

Environmental Requirements

• Operating temperature: 0° to 35° C (32° to 95° F)
• Non-operating storage temperature: 20° to 45° C (4° to 113° F)
• Relative humidity: 5% to 90% non-condensing
• Operating altitude: 0 to 3,000