1. It is small size and can be installed in a limited space
2. The handle's length nearly is same as the body, so won't influence the install space; also, the handle is easy for us to contarol ON/OFF when using
3. It can be quickly cut off in the pipeline system
4. The size can be 1/8", 1/4", 3/8", 1/2", can depends on customer's use
5 Handle color can be custom made, like Grey, Red, Black, or others