MCU nRF52840 (Bluetooth), LoRa chip SX1262. Low power consumption, deep sleep 11uA. Powerful display function, onboard 1.14-inch TFT-LCD display. 135 (H) RGBx240 (V) can display 262K colors. Rich interfaces (2x1.25mm LiPo connector, 2x1.25mm solar panel connector, 8x1.25mm GNSS module connector) greatly increase the scalability of the board.<br><br>MCU: nRF52840 LoRa Node Chip: SX1262 Memory: 1M ROM 256KB SRAM Bluetooth: Bluetooth 5, Bluetooth mesh, BLE Storage temperature: -30-80℃ Operating temperature: -20-70℃ Operating Humidity: 90%(No condensing) Power Supply: 3-5.5V (USB),3-4.2(Battery) Display Module: LH114T-F03 Screen Size: 1.14 Inch Display Resolution: 135RGB x240 Active Area: 22.7 mm(H)x 42.72(V)mm Display Colors: 262K Hardware Resource: USB 2.0, 2xRGB, 2xButton, 4xSPI, 2xTWI, 2xUART,4xPWM, QPSI, I2S, PDM,QDEC Etc. Interface: Type-C USB, 2x1.25 lithium battery connector, 2x1.25 solar panel connector, LoRa ANT (IPEX1.0),8x1.25 GPS module connector, 2x13x2.54 Header Pin Colour:Photo Color Material:PCB+electronic components+plastic<br><br>Package Contents: 1 x T114 With Screen kit 1 x GNSS Module 1 x case kit<br><br>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 picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.