The device is powered by an 80 MHz ARM Cortex M3 processor, under the hood there is a three colour LED light which indicates that the battery is charging. The device is also water-proof and at the same time is scratch resistant thanks to the presence of Corning s Gorilla Glass. The Pebble Steel has room for replaceable wrist bands. The device is 10.5 mm thick and weighs 56 grams. The smartwatch is powered by a 140 mAh battery. Similar to its predecessor, the smartwatch when connected to Android and iOS devices can receive calls, e-mail, social media notifications, etc.