Product Description Feature: Interface Description: 1. U V W phase line output motor 2.VCC GND main power supply (external DC power supply) Product Parameters: Working voltage: 6-20V (limit 5-24V) Drive current: up to 3A Maximum speed: 224000 RPM (2-pole motor), 74000 RPM (6-pole motor), 40000 RPM (12-pole motor), 35000RPM (14-pole motor). Product size: 34mm x 27mm x 11mm (LxWxH) Weight: 8g (including cable) Package include: 1x BLDC Motor Driver