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>MCU:nRF52840 LoRa Node Chip:SX1262 Memory:1M ROM 256KB 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, 2*RGB, 2*Button, 4*SPI, 2*TWI, 2*UART,4*PWM, 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 Note:Due to different production batches, there are differences in silk screen printing/appearance, which does not affect usage. Type:B:863-928mhz Colour:Transparent & Black Material:PCB+Plastic<br>Package Contents: 1 * T114 With Screen kit 1 * GNSS Module<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.