Compatibility: The extra battery cable Compatible with EcoFlow Delta Max, Delta 2, Delta 3 (Plus/1500), Wave 2/3 power stations and extra batteries Incompatibility: The extra battery cable is not compatible with models such as EcoFlow Delta Pro, Delta Pro 3, Delta 3 Ultra, or Delta 3 Max Plus. These models require dedicated cables/adapters. Please verify your device model before purchasing to avoid compatibility issues Portable Design: This 20-inch cable strikes a balance between compactness and practicality, offering both portability and ease of use. Ideal for space-saving connections between your power station and additional batteries Plug-and-Play: No complicated setup or extra tools required—simply connect one end to the power station's auxiliary battery port and the other to a compatible extra battery High Quality: Made of high-quality copper core material and a durable gray braided outer layer, this cable delivers exceptional performance. It effectively resists wear, tear, and tangling while enhancing protection against friction and minor impacts, making it suitable for both indoor and outdoor environments Extra Battery Connection Cable