Description: These are awesome jumper wire connectors. This is a 620 pcs kit with a variety of connectors 1x1 pin to 2x6 pins. It also has plenty of terminals and straight header pins. The quality is great, these can be used for computer building. Highly recommend for anyone needing quality connectors. Features: This kit comes with the most common jumper wire pin housings in addition to male and female crimp pins. Great selection of parts to make both male and female connectors is sizes from 1x1 to 2x6 pins. These work great with all your typical breadboard style pin connectors and sockets. Come in a transparent box of classification management for convenient use and storage. There are total 620 pieces jumper wire connector parts which is good for home electronics prototyping. Specifications: Wire Gauge: 18-26 AWG Pin Pitch: 2.54mm / 0.1" Rated Voltage: 250V Rated Current: 3A Working Temperature: 25 to 85 Box Size: 17.5 x 10 x 2.3cm / 6.89 x 3.93 x 0.9" Weight: 135g(approx.) Content: 10pcs 2x6p 10pcs 2x5p 10pcs 2x4p 10pcs 2x3p 10pcs 2x2p 20pcs 1x6p 20pcs 1x5p 20pcs 1x4p 20pcs 1x3p 40pcs 1x2p 50pcs 1x1p 200pcs Male Crimp Pins 200pcs Female Crimp Pins Package Includes: 1 Set x Jumper Wire Connectors Note: 1. Please allow 1-3mm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.