1. Input voltage range: DC 3.3V to 5V2. Output signal: The module te is equipped with two analog outputs and one digital output interface. The output values correspond to (X, Y) dual-axis offsets respectively, and their type is analog; the button indicates whether the user presses on the Z axis. Its type is digital switch.3. You can program the controller and plug in the sensor expansion board to complete remote control interactive works.Product name: Rocker module (dual-axis button rocker)Product size: 34.0mm x 26.0mm x 32.0mm (length x width x height)The dual-axis button rocker sensor module is made of PS2 rocker potentiometer, with (X, Y) 2-axis analog output and (Z) 1-channel button digital output. With the for sensor expansion board, you can create interactive works such as remote controls. In addition, in order to more convenient for customers to cooperate with standard interfaces such as for expansion boards, this product is designed to lead out the circuits of the X, Y, and Z axes separately. Users can use the 3-pin for dedicated line to actually connect to the expansion board. for use.Due to different batches, the appearance, color and printed words of the product , which will not affect the use.Colour:BlackMaterial:plastic+metalPackage Contents:20x JoystickOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.