This is a Spektrum 500WP Digital Servo. This servo is compatible with the Losi Mini 8IGHT and Mini 8IGHT-T vehicles with AVC, but is faster and stronger than the servo included with non AVC equipped Mini 8IGHT vehicles making it a great option for those vehicles as well.
Specifications: Size Category: Minis and Micros Type: Digital Torque: 54 oz-in @ 6.0V Speed: .16 sec/60 degrees @ 6.0V Bushing Or Bearing: Bushing Gear Type: Nylon