Description:
Vision Master T190 is a development kit with ESP32-S3 and LoRa Module. The onboard 1.9-inch TFT-LCD display contains 170 (RGB) x 320 dots and can display up to 262k colors

Users can operate the display via Bluetooth, WiFi and LoRa. It also supports daily entry-level programming, and runs open source projects like Meshtastic

Features:
1. ESP32-S3R8 MCU, support WiFi and Bluetooth;
2. SX1262 LoRa module, compatible with Mashtastic;
3. Low power consumption, 18uA in deep sleep;
4. Onboard SH1.25-2 battery interface, integrated lithium battery management system (charge and discharge management, overcharge protection, battery power detection, USB / battery power automatic switching);
5. Powerful display function, onboard 1.9-inch TFT-LCD display contains 170 (RGB) x 320 dots and can display up to 262k colors;
6. Storage condition: -30 ~ 70℃, ≤45%RH;
7. Optimal operating condition: -20~60℃, 55±10%RH;
8. SH2.0-4P sensor interface is compatible with QuickLink series sensors;
9. Compatible with Arduino, we provide development frameworks and libraries

Specifications:
1. Master Chip: ESP32-S3R8
2. LoRa Node Chip: SX1262
3. Frequency: 863~928MHz
4. Max. TX Power: 21±1dBm
5. Max. Receiving sensitivity: -136dBm@SF12 BW=125KHz
6. WiFi: 802.11 b/g/n, up to 150Mbps
7. Bluetooth: Bluetooth LE: Bluetooth 5, Bluetooth mesh
8. Hardware Resource: 7*ADC_1, 6*ADC_2, 11*Touch, 8M*PSRAM, 3*UART; 2*I2C; 2*SPI
9. Memory: 384KB ROM; 512KB SRAM; 16KB RTC SRAM; 8MB SiP Flash
10. Interface: Type-C USB; 2*1.25 lithium battery interface; LoRa ANT(IPEX1.0); WiFi ANT(IPEX1.0); 2*12*2.54 Header Pin; SH1.0-4P sensor interface
11. Battery: 3.3~4.2V lithium battery power supply and charge
12. Operating Temperature: -20 ~ 70 ℃
13. Dimensions: 60*25.4*10.19mm
14. Display: Onboard 1.9 Inch TFT-LCD Display

Package Content:
1 x Vision Master T190
1 x LoRa Antenna
1 x SH1.25-2P Battery Connector
1 x Sensor Connection Wire
2 x 2.54 *13 Header Pin