Meet the TextBlade from WayTools: an innovative keyboard that helps you type on your Android/iOS tablet or smartphone conveniently. It weighs only 1.5 ounces and measures 1/3 the size of an iPhone. It is lightweight and compact but provides you with desktop finger-spacing and a full QWERTY experience. The device is ready to go fast and connects to your smartphone via Bluetooth.
TextBlade features multilayer keys and has a battery that lasts for a month when fully charged. The above video shows how the keyboard performs. You can order yours for $99.