Samsung Galaxy Watch Active (40mm), Green (Bluetooth) - Accelerometer, Barometer, Gyro Sensor, Health Sensor, Heart Rate Monitor, Ambient Light Sensor - Timer, Phone, Push Notification - Sleep Quality, Speed, Stress1.15 GHz - 4 GB - 768 MB Standard Memory - 1.1" - Touchscreen - Tizen - Bluetooth - GPS - Near Field Communication - 45 Hour - 0.79" - 1.56" - 1.57" - 1.56" - Green - Glass Body - Aluminum Case - Fluoroelastomer Band - Schedule, Weather, Tracking, Smartphone, Swimming, Health & F