1. Voltage range: below 50V2. Copper wire using standard 7-core stranded 0.10OD copper wire3. Tinned copper (all copper) raw materials, production conductivity of 99.9 percent or more4. DuPont wire can be used for the expansion of the experimental board pins, solid low and pin connection5. Soft texture, good insulation6. Good interface toughness and durability7. No need for soldering, can quickly carry out circuit experiments, high durability8. Length: 10cm/20cm/30cmNote: delivery only wire, does not include other items in the pictureSpecification: Package Weight One Package Weight 0.03kgs / 0.07lb One Package Size 12cm * 10cm * 2cm / 4.72inch * 3.94inch * 0.79inch Qty per Carton 240 Carton Weight 6.70kgs / 14.77lb Carton Size 51cm * 38cm * 34cm / 20.08inch * 14.96inch * 13.39inch Loading Container 20GP: 404 cartons * 240 pcs = 96960 pcs40HQ: 939 cartons * 240 pcs = 225360 pcs