Samsung

Samsung Galaxy Watch 4 40mm Black

Super AMOLED

Display Size 40 mm

Measure body composition with the Powerful Samsung BioActive SensorTrack your workouts on your wristSleek, Seamless and Iconic DesignBlood Pressure Measure Blood Pressure using an Optical Heart Rate Sensor known as the PPG Sensor.ECG Measure ECG using an Electrical Heart Sensor.

Waterproof: IP68 - 50m

Connectivity

WiFi: Yes

NFC: Yes

Bluetooth Version: Bluetooth 5.0

Sensors

Accelerometer, Barometer, Gyro Sensor, Geomagnetic Sensor, Light Sensor, Optical Heart Rate Sensor, Electrical heart sensor, Bioelectrical Impedance Analysis Sensor

Physical

Dimensions: 40.4 x 39.3 x 9.8 mm

Processor & Storage

Storage Size: 16 GB

Processor: Exynos W920

OS: Wear OS

RAM:1.5 GB

Battery Capacity: 247 mAh

Battery Type:Li-Ion

Weight: 26 g