?Feature:
1. Compatible for 400?450 helicopters/aircraft or quadrotor multi?remote control helicopters. Output: continuous 30A, burst 40A, maximum 10 seconds.
2. Input voltage: 2?3 lithium batteries or 5?9 NiCd/NIMh batteries. BEC: 21/5V (linear mode).
3. Maximum speed: 210,000 RPM for 2?pole BLM, 70,000 RPM for 6?pole BLM, and 35,000 RPM for 12?pole BLM. (BLM: Brushless motor) With T plug and 3.5mm banana connector.
4. Easy and convenient for installation, and to use.
5. Wonderful replacement for the old or broken one, directly fitment.

?Specification:
Condition: Brand New
Item Type: Brushless Motor ESC
Material: Alloy + Electronic Components
Optional Type: KV1000, KV1400, KV2200
KV: 1000, 1400, 2200
Maximum Efficiency: 80%
Maximum Efficiency Current: 4-10A (> 75%)
Current Capacity: 12A / 60s
No Load Current @ 10V: 0.5a
Number of Batteries: 2-3 lithium polymer batteries
Motor Size: Approx. 27.5 x 30mm / 1.1 x 1.2in
Axle Diameter: Approx. 3.17mm / 0.1in
Weight: 47 g / 1.7 oz(approx.)
30A brushless ESC MultiCopter quadrotor X rotor
Specifications:
Compatible: 400-450 helicopters/aircraft or quadrotor multi-remote control helicopters
Output: Continuous 30A, burst 40A, maximum 10 seconds.
Input Voltage: 2-3 lithium batteries or 5-9 NiCd/NIMh batteries.
BEC: 21/5V (linear mode).
Maximum Speed: 210,000 RPM for 2-pole BLM, 70,000 RPM for 6-pole BLM, and 35,000 RPM for 12-pole BLM.
(BLM: Brushless motor)
With T plug and 3.5mm banana connector

?Package List:
1 x Set of Motor
1 x Set of ESC