As a compact screwdriver, it has four standard flat and phillips hex bits to tackle almost any job. Each of the hex bits has a spring-loaded ball detent to keep it in the holder, and a fingernail groove to adi bit removal
You can also use it as an angle driver when the going get tough by moving the bit adapter to the hex driver wrench
Just push the button and it's a bright little LED flashlight, expecially useful when working in low light
It has an oxygen bottle wrench on the underside, which makes it useful for emergency rescue. There are also 10 mm wrench and hex bit wrench refils
The pry bar on the underside works well to open bottles and jar lids, among other things. It's also removable if you want