Name: Brushless Motor Controller Specifications: Rated Voltage: 48 Volts Rated Power: 1500 Watts Phase Angle: self-study Throttle Voltage:1.1-4.2V Brake level:High/Low Under Voltage Protection: 42 Volts±0.5v 3 phase 60° or 120° brushless motor. Operating Conditions: -40~80 C Size:24.5x8.7x4.3cm Suitable for: Electric bicycle & scooter,Mechanical or electric forklift etc. Features: -Controller adapts waterproof design , you can use it Conveniently at your daily time (Only those 8 wires(3 phase-cables & 5 hall-cables) DC brushless motor that can work with this controller, other brushless motors are not compatible) -It has 4 groups neccessary cables(power cables, E-lock cables, Throttle-cables & Motor-phase cables), when hook up these 4 groups cables, the E-bike can run normally. -Besides, these controllers have other optional functions, users can hook them up according to your applications -Three-speed;Anti-theft;EBS,Cruise Note: Compatible Motors: Only those 8 wires(3 phase-cables & 5 hall-cables) DC brushless motor that can work with this controller, other brushless motors are not compatible. Connection Table: 1.)Power Cables: big red + big black 2.)Motor Cables: big yellow + big green + big blue 3.)Electric Door Lock Cable: The middle-red cable with 6.3mm plug 4.)Hall Cables: small red, small black, small yellow, small green, small blue 5.)Throttle Cables: Small Red(5v) + Small Blue(signal) + Small Black(Negative) 6.)Speed Cables:Blue(high speed) + Black(normal speed) + Yellow(low speed) 7.)High E-level Brake: Yellow( for 12v braking bike) 8.)Low Elevel Brake: Brown(braking signal) + Black(connecting the 2 cables together will realize the power cutting off braking function) 9.)Anti-theft Alarm Cables: Red + Black(power) + Red(E-start) + Blue(Motor Signal) + Green(Motor Lock) 10.)