New like condition. Never been in the air. Has been installed but not been used. The JR DS 3500G Digital Helicopter Tail Servo is a high-quality product designed for aerobatic and 3D flying enthusiasts. With a sleek black design, this servo is specifically designed for 500-size helicopters. The JR brand is known for its reliability and performance, making this product a great choice for those looking to upgrade their RC helicopter's tail control system.