1、Heat Dissipation Controller Shell: The controller shell is made of metal with groove design. Due to its good heat dissipation function, it can protect the internal circuit to avoid thermal overload. 2、LCD4 Display: The display is made of ABS material, which is light, durable, has fine workmanship and good toughness and waterproof performance, providing better protection for the internal circuit. 3、Multifunctional LCD4 Display: When riding a bike, the LCD4 display will display many useful data on your bike, such as switch buttons, light switches, battery power display and other functions. A display screen can let you keep track of the situation. 4、Main Applications: 35A sine wave controller kit is applicable to 1500W motor. Suitable for DIY electric bicycle, electric bike, electric scooter, folding bike, etc. Greatly improves the fun of riding, and is suitable for cyclists who like challenges. 5、What You Get: Bike lithium battery connversion controller kit includes 30A sine wave controller with light line, LCD4 display, thumb throttle, 10b power assist sensor wiring, power assist sensor pad, controller bag. Suitable for DIY modification and meet all needs. Item Type: 1500W Controller LCD4 Display Set Material: ABS, Rubber, Aluminum Alloy, Metal Color: As Pictures Shown Weight: Approx. 1078g / 2.4lb Maximum Current: 35±2A Rated Current of Controller: 17A Speed Setting of Controller: 1-4.2V Braking: Input Low Level Controller Size: Approx. 170x80x40mm / 6.7x3.1x1.6in Application: Applicable to 1500W Motor, Matching Products for KT Communication Protocol (commonly known as No.1 communication protocol) 1 x LCD4 Display 1 x Controller 1 x Controller Bag 1 x 10b Power Assist Sensor Wiring 1 x 10b Power Assist Sensor Disc 1 x Thumb Throttle 2 x Manual