Newly upgraded second generation controller 1 The mos tube is upgraded to reduce heat generation 2 The upgrade of the phase line connection reduces the heat generation 3 The overcurrent detection response is improved In case of emergencies the power failure response is faster 4 Increase the communication protection circuit of the instrument Reduce the situation that the controller is burned out due to the meter for example if the meter is short circuited after being broken the controller can protect itself Specifications Brand LAOTIEMaterialPlastics LCD MetalVoltage60VUndervoltage51VCurrent45±1AApplicable ModelLAOTIE ES19 ES18 ES18P TI30 Features Display adopts fine quality materials lightweight rainproof sturdy and practical LCD display can clearly show the state and data backlight enables you to see scree clearly in dim environment buttons for quick operation easy to use The controller is brushless type working more fast silently and sensitive to the state of electric bike Easy to install and use comes with mount for LCD display Package included 1 x LCD Display1 x Front Controller1 x Rear Controller1 x Connecting Lines Note After the controller is installed it must be learned Study 5 10 minutes 1 Turn off the meter first and connect the learning line 2 After the meter is turned on it will rotate by itself 3 If it turns the wheel in reverse don t turn off the meter unplug the learning cable and plug it in again 4 After working norma