Product Type: High Quality Male And Female Housing And 2.54Mm Female Connector Compatible With Jst-Xh Connector Kit. Temperature Range: -25 Degrees Celsius To 85 Degrees Celsius (Including Temperature) Temperature Increase By Applying Electric Current). Easy To Use: This Connector Set Is Easy To Install, Just Put The Crimps Into The Tool And Press Them, Make The Crimp Of The Insulation Is All The Way To The Wire. Wide Application: Compatible With Arduino And Experiment Board Style Connectors And Sockets. Widely Used For Speakers, Monitors, Household Appliances, Led Lighting, Photocopiers, Fax Machines, Medical Equipment, Computers, Electronic Toys, Batteries, Circuit Boards. Package Contents: This Set Includes 320 Jst Female Connectors -Xh 2.54Mm, 320Pcs, 2/3/4 Pin Male And Female 20Pcs, 5/6 Pin Male And Female Each 15Pcs Total 500Pcs, Stored In Plastic Box.