Additional information
| E-ink Screen | 4.2-inch Black & White & Red E-Ink Screen |
|---|---|
| Resolution | 400 x 300 Pixels |
| Viewing Angle | 180° |
| Technology | LoRaWAN® |
| Frequency Band | CN470/IN865/EU868/RU864/US915/AU915/KR920/AS923-1&2&3&4 |
| Tx Power | 16 dBm (868 MHz)/22 dBm (915 MHz)/19 dBm (470 MHz) |
| Sensitivity | 137dBm |
| Power Supply | 3 × 590mAh CR2450 Lithium Batteries |
| Battery Life | 1.2 Year |
| Ingress Protection | IP30 |
| Material | ABS + PC |
| Dimension | 99 × 87 × 10.5 mm (3.90 × 3.43 × 0.41 in) |
| Operating Temperature | 0°C to +40°C (0℉ to +104℉) |
| Operating Humidity | 0% to 95% (non-condensing) below 25°C/77℉ |











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