This is the Brushless Motor Power Pack for the Multiplex FunCub Trainer, MPUA2242. FEATURES: Motor, speed control, propeller and adapter in one package, no need to search for individual components INCLUDES: Himax HC3516-0840 Outrunner Electric Motor with mount, hardware and pre-attached leads Castle Creations Thunderbird 36 ESC for Brushless Motors (CSEM5100) APC 13 x 4E Nylon Propeller (APCQ3078) Aluminum Propeller Adapter with 0.63" (16mm) spinner Instruction sheet REQUIRES: Installing in airplane following instructions SPECS: Motor- Weight: 4.7oz (134g) Optimum working range: 10 - 26A Max current for 15 sec: 37A Diameter: 1.4" (35mm) Length: 1.66" (42mm) Shaft Diameter: .1969" (5.0mm) Mounting Screw Thread: 4-40, max depth 5mm, on 25mm, (1.0") circle Current Drain: 3S LiPo/12x8 prop, approx. 33A 4S LiPo/10x7 prop, approx. 30A Electronic Speed Control- Max Amps: 36A Max Volts: 15V, 3S LiPo, 10 NiCd/NiMH BEC: Linear Regulator, 3A max Length: 1.5" (38mm) Width: 1" (25.4mm) Height: .35" (9mm) Weight: .7oz (20g) Brake: ON/OFF jxs 08/17/10 ir/jxs