Digital Number Tube Wire Number Label Tube Cable Marker Colorful (100Pcs 4mm²) Features: Made of plastic, it is durable and has a long service life. The clip-on design is simple and convenient e, saving time and effort. The colors are bright, very conspicuous and easy to identify. Fine workmanship and precise size can be used to fix cables. The cable markers can mark the color-coded cables to make it easier to identify the cable. Specifications: Condition: Material: Plastic Type: 1.5mm², 2.5mm², 4mm², 6mm² (Optional) Number: 100Pcs, 150Pcs (Optional) Application:  0.75~1.5mm² applicable diameter: 2.0-3.2mm, 15 tablets/strips, a total of 10 pieces, numbers 0~9 2.5mm² applicable diameter: 3.0-4.0mm 10 tablets/strips, a total of 10 pieces, numbers 0~9 4mm² suitable for wire diameter: 4.0-5.5mm 10 tablets/strips, a total of 10 pieces, numbers 0~9 6mm² suitable for wire diameter: 6.0-7.0mm 10 tablets/strips, a total of 10 pieces, numbers 0~9 Size: 1.5mm²: approx. 3.1*2mm / 0.1*0.1in 2.5mm²: approx. 4.8*3mm / 0.2*0.1in 4mm²: approx. 6*4mm / 0.2*0.2in 6mm²: approx. 7.2*6mm / 0.3*0.2in Package List: 1 * Box of Wire Numbers Note:  1.Please allow 0-1 inch 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.