Charger Compatible with Rachio Smart Sprinkler Controller, the barrel connector is a perfect fit for Rachio. High Quality: High-quality pure copper core, accelerates and flattens conduction and transmission. The conduction speed is fast and the transmission is stable. Adopt Flame retardant rubber core, made of pure copper wire ,high-quality silicon steel sheet, with good performance and low loss. Flame retardant tape, safe to use. with sufficient power and reliable temperature protection performance. Specifications: Input Voltage: AC 100V - 240V Output Voltage: AC 24V 1000mA Power cable: Long 9.8 FT(3M) Power Cord, gives you space to move and position. Multi Protection: Over-Voltage protection Over-Load protection Short-Circuit protection Overheating Protection Service: We are committed to providing excellent customer service, and your peace of mind is our top priority. If you have any question about this commodity, please feel free to contact us through amazon email or question and answers, we will solve your problem within 24 hours.