Usage Tips:Connectors Kit: 620 pcs male and female JST SM connectors assortment kit for DIY projectPin & Pin Pitch: JST SM 1 / 2 / 3 / 4 / 5 / 6 pin terminals, 18-26 AWG wire, Pin Pitch: 2.54mmEasy to Use: Just put the crimps in the tool and press them, make the crimp the insulation are all the way toward the wireUse Range: Compatible with and breadboard style pin connectors and sockets, like 3d printer boards etc.Crimp Pin Connector is made of durable plastic and metal, tin plating, internal pure copper to increase the conductivity, the surface coating antioxidant, increase the life.Color: color as shownMaterial: plastic, metalMale / Female Pin -- Variety Complete1x 1 pin Plug Housing x 50 pcs1x 2 pin Plug Housing x 50 pcs1x 3 pin Plug Housing x 20 pcs1x 4 pin Plug Housing x 20 pcs1x 5 pin Plug Housing x 20 pcs1x 6 pin Plug Housing x 20 pcs2x 2 pin Plug Housing x 10 pcs2x 3 pin Plug Housing x 10 pcs2x 4 pin Plug Housing x 10 pcs2x 5 pin Plug Housing x 10 pcs200PCS Male Pin Crimp Terminal200PCS Female Pin Crimp TerminalAll kits are in a transparent box for storage and carryPackage included: 200pcs x Female Crimp Pins200pcs x Male Crimp Pins10pcs x 2x5p10pcs x 2x4p10pcs x 2x3p10pcs x 2x2p20pcs x 1x6p20pcs x 1x5p20pcs x 1x4p20pcs x 1x3p50pcs x 1x2p50pcs x 1x1p1 x BoxOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.