<div class="detailmodule_html"><div class="detail-desc-decorate-richtext"><p>Features:<br/>1. Support external speakers, play audio, comes with RGB three-color indicator, indicating the state of rich.<br/>2. Comes with resistive touch screen, convenient for human-computer interaction. Provide rich sample programs, easy to learn.<br/>3. Standard TYPE-C interface, convenient for program download and power supply. Comes with micro TF card slot, convenient to expand storage.<br/>4. Support external lithium battery, lightweight and portable. Comes with a battery charge management circuit, which can ensure the safe charging and discharging of the battery.<br/>5. Provide technical support for the underlying driver, WIKI data updated online. Module aging test multiple detection up to military-grade standards, to support long-term stable work.</p><p>Operating voltage: 5.0V<br/>Backlight current: 75mA<br/>Total Current<br/>ESP32 reset: 40mA<br/>Display only: 130mA<br/>Display, speaker, battery charging all work: 480mA<br/>Power consumption: 0.65W (only display working)<br/>Lithium interface charging voltage: range: 4.2~6.5(V)<br/>Charging current: Maximum value: 500mA; module actual value: 290mA<br/>Suggested external battery specification: 3.7V polymerized lithium battery</p><p>ESP32 main control parameters<br/>CPU: ESP32-D0WD-V3, Xtensa dual-core 32-bit LX6 microprocessor<br/>Main Frequency: 240MHz (max)<br/>Memory: 448KB ROM+520KB SRAM+16KB RTC SRAM+4MB external QSPI Flash<br/>WIFI: 2.4GHz, 802.11b/g/n mode<br/>Bt: Bt V4.2 BR/EDR and Bt LE standards<br/>Operating Voltage: DC 3.0-3.6V<br/>Operating temperature: -40~85°C</p><p>Liquid crystal screen parameters<br/>Screen size: 2.8 inch<br/>Screen type: TN TFT<br/>Resolution: 240xRGBx320(pixels)<br/>Effective display area: 43.20(W)x57.60(H)(mm)<br/>Number of colors: Maximum: 262K (RGB666), Common: 65K (RGB565)<br/>Driver IC: ILI9341V<br/>Display interface: 4-Line SPI (connected to ESP32)<br/>Pixel size: 0.153(H)x0.153(mm)<br/>Viewing angle: 12 0&#x27;CLOCK<br/>Backlight Brightness (typical): 260 cd/㎡<br/>Backlight Type: White LED*4<br/>Operating Temperature: -10~50℃<br/>Storage Temperature: -20~60℃</p><p>Touch screen parameters<br/>Effective area size: 2.8 inch<br/>Touch screen type: resistive touch screen<br/>Touch screen resolution: 240x320(pixels)<br/>Driver IC: XPT2046<br/>Viewing window size: 45.20(W)x59.45(H)(mm)<br/>Communication interface: SPI<br/>Structure material: ITO film + ITO glass<br/>Operating temperature: -10~60(℃)<br/>Storage temperature: -20~70(℃)</p><p>Size parameters<br/>LCD: 50.00±0.2(W)x69.20±0.2(H)x2.3±0.1(D)(mm)(without cable and backing)<br/>Touch Panel: 49.60±0.2(W)x68.80±0.2(H)x1.20 (D)(mm)(without cable and backing)<br/>Module shape: 50.00(W)x86.00(H)x5.60(D)(mm)</p><p>Package include:<br/>Module*1<br/>Data Cable*1<br/>DuPont Cable*1<br/>Stylus*1<br/><br/></p></div></div><p><br/></p>