Specification Brand : Aexit BulletPoint1 : IC LCD2004-character LCD display module, a new high-quality 4 line 20 character LCD module. BulletPoint2 : The contrast control knob selector switch has a back-light and IIC communication interface. BulletPoint3 : The significance of this LCD module will simplify the circuit BulletPoint4 : Module directly into the Sensor V5.0 sensor expansion board IIC device interface can. BulletPoint5 : Through the controller, you can easily identify the slogan, sensor data records. ExternallyAssignedProductIdentifier : 4552302271818 ItemName : Aexit IIC/I2C LCD2004 Electrical Display Dot Matrix LCD Screen DC 5V Module Information Display Modules for MCU ItemTypeKeyword : lcd-character-modules Manufacturer : Aexit Material : copper ModelNumber : modle PartNumber : f190412ae011961 ProductDescription : Description: IC LCD2004-character LCD display module, a new high-quality 4 line 20 character LCD module only set the contrast control knob selector switch also has a back-light and IIC communication interface. For beginners, for the cumbersome and complex LCD driver circuit connection and a headache, the significance of this LCD module will simplify the circuit, this module directly into the Sensor V5.0 sensor expansion board IIC device interface can, GM 4P sensor connection cable, programmed through the controller, you can easily identify the slogan, sensor data records. Specification: Product Name : LCD Display Module; Model : IIC/I2C LCD2004 Working Voltage : DC 5V; Display Dot Matrix : 20x4;Screan Color : Yellow Green Size(Approx) : 9.8 x 6 x 1cm/ 3.9inch x 2.4inch x 0.4inch(L*W*T);Color : As Picture Show Weight : 75g; Package Content : 1 x LCD Display Module