1. Character LCD LCD1602 with white characters on a blue background 2. I2C control interface requires only two signal lines to save pin resources 3. Compatible with 3.3V/5V working level 4. for Raspberry/Pi Pico/ Nano/ESP32/Adjuino/STM32 sample and manual, which is more convenient for development and integration and has strong scalability Communication interface: I2C LCD controller: AiP31068 Working voltage: 3.3~5V Working temperature: - 20~+70 Display panel: character LCD Display size: 64.5 x 16.0mm Displayed characters: 16 x 2 Overall dimension: 87 x 32 x 13 mm color:Blue Material:PCB Package Contents: 1 x LCD1602 I2C Module 1 x PH2.0 4PIN connection cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.