Features: brand new and high quality High Quality Material: The RC brushed motor & ESC controller with exquisite selected plastic & metal material, waterproof and benefits for stable operation, serve you remarkable DIY toy experience. Wide Range Compatible: All new 45T 540 brushed motor & waterproof ESC could for TRXA4 HSP Redcat 4WD Tamiya Axial SCX10 D90 HPI, and the 1:10/1:8 scale RC cars: RC crawler/off-road/buggy/for monster, use as the replacement part of your RC toy accessory. Main Technical Specification: With 45T Type 540 brushed motor carry with waterproof 320 brushed ESC , BEC output approx 5V/2A, meet to the requirements of most RC for cars. Waterproof ESC RC Spare Part: The waterproof design make sure the stable to control your motor even on the for tough road without break down, the durable receiver and switch wire provide flexibility performance, replace and extend the RC toys a brand new service cycle. Easy to Assemble: The RC 540 brushed motor and 320 ESC is easy to assemble, make all the wire to connect with the right devices of your RC car, durable and energy-saving, which is also stable and lasting the motor performance, we'd like to offer instructions if any further requirement. Specifications: Material: Metal, Plastic Product Dimension: approx. Motor 5.3 x 3.6cm/2.09 x 1.42 inch, ESC 4.2cm/1.65 inch Net Weight: approx. 235g/0.51 lbs BEC Output: 5V/2A Note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1 Set Brushed 45T 540 Motor & 320 ESC for RC Car