Google has unveiled its new Pixel 7 range of flagship smartphones promising better cameras, performance and battery life for users, alongside its first Pixel Watch. The technology giant said the Pixel 7 and Pixel 7 Pro were more efficient and powerful thanks to the second generation Tensor G2 processor – Google’s own-made chip, which it says had helped boost performance on both devices using artificial intelligence. Both phones have also been given camera upgrades including better zoom and macro photography tools as well as updated photo editing tools, such as Photo Unblur, which can sharpen b…