ITEM NAME:Heat shrink tube 1pc 1.22m Thermo diameter 3.2mm Retractable Black 2: 1 E7U4 Heat shrink tube 1pc 1.22m Thermo diameter 3.2mm Retractable Black 2: 1 E7U4 Inner diameter provided: 3.2 mm Withdrawal ratio: 2: 1 (will decrease to half its diameter provided) Minimum Withdrawal Temp: 70 ° C Full withdrawal temp: maximum 110 °C Operating temperature: -55 ° C to + 125 ° C Color: black Materials: rubber Length: 1.22 M The format supplied (round or flat): the product is paper flat Cutting method: scissors or knife edge Packing included: 1 X heat sheaths (2.4 mm) Note:Light shooting 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 +/- 1-3 cm.