The 15V surface USBC cable allows you charge your Surface via 45W 15V3A USB-C Power Delivery wall charger or power bank. This cable must work with a 15V3A 45W USBC Charger It is recommended that use our surface cable together with our GaN 3-Port USBC charger, which is 100% compatible for the surface cable, avoid incompatibility problems; ultra-small size, further increasing portability and mobility. Please find the link in the page details Compatibility Microsoft Surface pro 7/6/5/4/3/X, Surface Laptop1/2/3, Sruface Book1, Surface Go1/2. Requirement: 15V3A is Must, most phone charger wouldn't support the cable This SISYPHY Surface charging cable requires an USB-C charger or charging bank which support 45W (or more) and 15V3A output. Doublecheck your USBC charger to ensure that it lists "15V/3A" in the specifications. Some Apple PD chargers didn't support the cable. It is recommended that use our surface cable together with our GaN 3-Port USBC charger Convenience: Compact and easy to carry, lightweight and portable. Magnetic connector: Magnetically connected, easy to use Surface Pro charging cable. Built-in LED indicator: make it more easy to use. Nylon Braided Durable Nylon Braided cable protects wire cores to longevity. Aluminum adopted at both end,maked the cable sturdy and durable TROUBLESHOOTING： 1. If the LED flashes: it means that your charger has insufficient power. Please use a USB-C charger of 15V and 45W or above. 2. If the LED don't light up: it may because that your accessory (cable or charger) does not meet the requirement, Please try another 15V/3A 45W charger. If it still doesn't work, please find us via seller profile. 3. Phone Charger can't work: Due to lack of 15V output or less than 45W, Most phone charger wouldn't work with this cable. Older Mac Charger do not meet the requirement, such as A1718, A1719, A1540, A1882. 4. Warrenty: We provide 1 year warrenty Surface nylon male charger cable GaN 65W USBC Charger Surface nylon female charger cable 3M Surface Cable Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 3.8 out of 5 stars 2,214 4.2 out of 5 stars 133 3.9 out of 5 stars 597 3.9 out of 5 stars 211 Price $8.80$8.80 $24.99$24.99 $9.40$9.40 $14.85$14.85 Function Charging GaN 65W 2*USBC 1*USB Charging Charging Requirement 15V3A USBC Charger Meet Surface Cable requirement, Tested by US 15V3A USBC Charger and 3A Cable 15V3A USBC Charger Material Nylon Braided GaN Nylon Braided TVP Convenience Level A A+ A+ A- Color Black Black Black Black Length 6ft no data 0.7ft 10ft Port male 2*USBC 1*USB female male