Feature:1. USB C: Allows you to charge your devices via a 65W 15V3A USB C Power Delivery (PD) wall charger or a mobile power supply, you can charge many devices just by carrying the USBC charger. It's lightweight and portable. It can also be used as a backup charger.2. SAFETY AND DURABILITY: The adapter is made of premium materials and smart chipset, providing multiple protections against overheating, overcurrent, overvoltage and short circuit. This adapter only supports charging and cannot transfer data.3. COMPACT AND CONVENIENT: Its compact and lightweight design makes it easy for you to carry and use it anytime and anywhere; the magnetic interface has strong suction and is not easy to fall off. It is equipped with a charging indicator light, which indicates the charging status intelligently, safe and reliable.4. REQUIREMENTS: This cable needs to support 65W 15V3A output USB C charger or charging set. The female USBC charging cable also requires the USBC cable to be able to carry 3A current. Double check your USBC charger to make sure it lists "15V 3A" in its specifications. Some PD chargers do not support data cables, and most cell phone chargers do not support data cables. We recommend using this cable with our for GaN 3 port USBC charger to avoid incompatibility issues!5. COMPATIBILITY: This adapter is compatible with for Surface Pro9 Pro8 Pro7 Pro6 Pro5 Pro4 Por3, for Surface Laptop 3 2 1, for Surface Go 2 1, for Surface Book1 Book2, this cable is compatible with for Surface Pro 8 9 Laptop 5, but due to technical limitations, the system will show "Slow Charger Connected", but the power is enough for you to work and play normally.Specification:Item Type: for Surface To USB C Charging AdapterProduct Material: PVCProduct Length: Approx. 46.5x11.5x6.5mm / 1.8x0.5x0.3inProduct Color: BlackProduct Output: 15V 3AProduct Power: 65WInput Port: USB CApplicable Models:for Surface Pro9 Pro8 Pro7 Pro6 Pro5 Pro4 Por3for Laptop3 2 1 Book2 Book1 Go 2 1Instructions for Use:What kind of PD power supply do I need to use with it?For example:for Lipstick 45W 65W, for Xiaomi 65W, for ZMI 65W, for Baseus 60W, for NetEase 65W, PD Charging HeadsNot Supported:Old version for iOS PD power supply (no 15V)Must be PD output, must be USB C port, plug only PD power supply or dual ended USB C cable directly into PD power supply.Does not support power supply or mobile power with output power less than 45W..Package List:1 x Laptop Charging Adapter Note:1. Does not support reconnect USB to Type C on the ordinary data cable.2. Doesn't support the super quick charger of for Samsung cell phone.3. All data are measured manually, and there are certain errors in the measurement results.