The motor adopts waterproof design and related waterproof technology, has certain anti-corrosion function, and can operate normally in the rain.CNC machine tool processing steel billet, 6061-T6 aluminum heat sink, secondary oxidation treatment, high-end and fine appearance.High speed ABEC5 ultra-durable imported sealed bearings, low friction, low noise, high precision and long-lasting use.3.5mm gold-plated connector, 3.0/4.0mm output shaft, included accessories, including mounting screws.The dynamic balance of the outer rotor is controlled within 10mg, ensuring no abnormal noise, no vibration, and high smooth operation.Hign-concerned Chemical:noneModel Number:2826Tool Supplies:Assembly CategoryFour-wheel Drive Attributes:MotorsUse:Vehicles & Remote Control ToysApplication:RC Airplane Fixed-wing Glider Aircraft HelicopterThe product appearance and printed words may vary depending on the batch, but this does not affect use.KV Value:1000KV/1350KV/1900KVColour:BlackMaterial:Metal Package Contents:1 * motor1 * accessories kit1 * Chinese and English instruction manualOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.