This is a kind of quality 3mm heating wire, 12K 33 heating conductor, insulation material, the max acceptable temperature is up to 200. Far infrared radiation without electromagnetic radiation, no harm to human body. High strength, anti-aging, oil resistance, acid-base resistance, high temperature resistance. You can have try.Features:3mm 12K 33 heating conductor, insulation material, the max acceptable temperature is up to 200.With high thermal conversion rate and energy saving effect.Easy installation and easy maintenance.High strength, anti-aging, oil resistance, acid-base resistance, high temperature resistance.Far infrared radiation without electromagnetic radiation, no harm to human body.Low cost, economically and eco-friendly.Suitable for floor heating, insulation board, electric blanket, thermostat and other products.Specifications:Name: Heating WireMaterial: silicone r-ubberLength: 10m, 20m, 30m, 50m, 100m (optional)Acceptable temperature: 200Heating conductor: 12KMax acceptable power: 25W/MInfrared wavelengths: 8-18mConductor resistance: 3310%/MDiameter: 30.1mmItem size:10m: 165 * 110 * 20mm / 6.50 * 4.33 * 0.79in20m: 150 * 90 * 45mm / 5.91 * 3.54 * 1.77in30m: 170 * 110 * 45mm / 6.69 * 4.33 * 1.77in50m: 220 * 150 * 35mm / 8.66 * 5.91 * 1.38in100m: 245 * 160 * 50mm / 9.65 * 6.30 * 1.97inPackage size:10m: 170 * 120 * 50mm / 6.69 * 4.72 * 1.97in20m: 170 * 120 * 50mm / 6.69 * 8.66 * 1.97in30m: 195 * 140 * 50mm / 7.68 * 5.51 * 1.97in50m: 240 * 170 * 50mm / 9.45 * 6.69 * 1.97in100m: 280 * 250 * 50mm / 1 1.02 * 9.84 * 1.97inPackage weight:10m: 90g / 0.20lb20m: 178g / 0.39lb30m: 272g / 0.60lb50m: 433g / 0.95lb100m: 860g / 1.90lbPacking List(10m/20m/30m/50m/100m optional):1 * Heating Wire