Microsoft has announced the successor of the Band2

 The Microsoft announced and released its Microsoft band 2 on 30th October 2015. The smartwatch has got a 1.26″ AMOLED capacities touchscreen with 320 x 128 pixels display technology. The dimension of this model is 1.26 x 0.50 in (32 x 12.8 mm) and weighs about 50 grams. This watch is dust resistant and water resistant up to 1 meter and 30 minutes time limit and also is IPX 7 certified. This gear is compatible with Windows Phone 8.1 or later models. It is also compatible with i OS v8.1.2 and later and with i Phones 4S, 5, 5C, 5S,6 and 6 plus as well as with Android v4.3 and later. This gear supports multi touch. The band is made up of thermal plastic toastmaster silicone vulcanization with adjustable fit clasp that uses its sensors to track sleep patterns when one uses it while sleeping. It also gives amazing features such as communication tools, sleep tracking,etc. The communication tools include alerts and previews of incoming messages sent via SMS to the smartphone, emails downloaded by the smartphone, notification center of Windows phone and call log of missed calls. 
The sensors available in this device are Optical heart rate sensor, 3 axis accelerator /gyro, Gyro meter,GPS, Ambient light sensor, UV sensor, Skin temperature sensor, Capacities sensor, Galvanic skin response sensor and Barometer. The Bluetooth technology used is low energy Bluetooth v4.0  and it comes with Wi-Fi 802.11 b/g/n and NFC connectivity systems. The additional technologies used are microphone and hap tic vibration motor. The battery used is non removable Li-po battery that has the battery life up to 48 hours. The average charging time is 1.5 hours till full charging and the connector is magnetically coupled to USB. It also help to balance the daily activity level, track water vs caffeine intake and heart beat which helps to keep the user fit. The operating temperature of this band is 14°F to 104°F(-10°C to 40°C) and the maximum operating altitude is -300m to +4877m. The Microsoft band 2 costs approximately $199.9