20/50Pcs DIN Rail Mount Terminal Blocks End Stopper Screw Type Clamp Metal C45-2 Terminal Block for Electronic Circuits Machines _x000D_ What is this? _x000D_ The terminal block is used as distribution boxes or cabinets and other general terminals, such as home appliances, electronic circuits, machines, etc. _x000D_ _x000D_ _x000D_ What will I get? _x000D_ DIN Rail Terminal Block, is in size of : Model: C45-2; Size: 45mm x 20mm x 9mm/1.77 inch x 0.79 inch x 0.35 inch(L*W*H); Color: Gold Tone _x000D_ In the package of: 20/50Pcs x Terminal Block _x000D_ _x000D_ _x000D_ Is there any advantage of the product? _x000D_ Terminal blocks adopt a crimping and threaded self-locking design, making the wiring connection reliable. _x000D_ _x000D_ _x000D_ How to use it? _x000D_ Loop the screws and then insert the wire into, after that, tighten the screws. _x000D_ _x000D_ _x000D_ What should I notice? _x000D_ Please use the terminal blocks under the guidance of professionals and cut off the power supply. _x000D_ _x000D_ _x000D_ _x000D_