Buy samsung Galaxy Watch 3 45mm from South Korea in Tanzania. Original and genuine. 
 
In the box
Galaxy Watch3
Wireless Charger
QSG (Quick Start Guide)
 
Performance
 
Battery
340mAh (typical)247mAh (typical)
*Typical value tested under Samsung laboratory condition. Typical value is the estimated average value considering the deviation in battery capacity among the battery samples tested under IEC 61960 standard. Rated (minimum) capacity is 330mAh for Galaxy Watch3 45mm, 240mAh for Galaxy Watch3 41mm. Actual battery life may vary depending on network environment, usage patterns, and other factors.
AP
Exynos 9110 Dual core 1.15GHz
OS
Tizen Based Wearable OS 5.5
Memory
1GB RAM + 8GB Internal Memory*Actual storage available may vary depending on pre-installed software. RAM capacity may vary depending on model, color, and country.
Connectivity
LTE and UMTS, Wi-Fi, Bluetooth® 5.0
802.11 b/g/n 2.4GHz, NFC, A-GPS/GLONASS/Beidou/Galileo*LTE and UMTS connectivity only available in LTE models. Availability of LTE model may vary by country or carrier.
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Sensor
Accelerometer, Barometer, Gyro Sensor, Electrical Heart Sensor(ECG), Optical Heart Rate Sensor(HRM), Light Sensor
Durability
5ATM + IP68
MIL-STD-810G*Galaxy Watch3 has a water resistance rating of 50 meters under the ISO standard 22810:2010. It is not suitable for diving or high-pressure water activities.
If the device or your hands are wet, they must be dried thoroughly prior to handling.
*IP68 is based on test conditions for submersion in up to 1.5 meters of freshwater for up to 30 minutes. Not advised for beach.
*US Military Standard Compliant (MIL-STD-810G)
Compatibility
Samsung, other Android: Android 5.0 or higher & RAM 1.5GB above
iPhone: iPhone 5 and above, iOS 9.0 or above*Compatible smartphones and available features may vary by region, carrier and device.
*Activation feature for Mobile Network of Galaxy Watch3 with non-Samsung smartphones may not be available in some countries.