The Wio Tracker L1 Series is a low-power, scalable Meshtastic node featuring LoRa (862-930 MHz), an nRF52840 for efficient processing, and an L76K GPS for precise location tracking. The L1 E-ink version supports a detachable E-ink display - optimized for ultra-low-power, always-on visual updates. Ideal for digital signage, asset tracking. Pre-flashed with Meshtastic firmware: Ready to use out of with pre-installed Meshtastic firmware for seamless setup. Triple Power Supply Options: Supports Type-C fast charging, solar input, and Li-ion battery power for flexible deployment in various environments-ideal for outdoor and mobile applications. High Expandability: Fully compatible with the Grove ecosystem, and includes PTH headers and an SWD debugging interface for custom hardware expansion and advanced development. Processor: Nordic nRF52840ARM® ®- with FPU runs up to 64 MHz On-chip Memory: 1 MB flash and 256 kB RAM Wireless: LoRa: Based on Wio-SX1262, supports 862-930MHz, Bluetooth 5.0 GPS: L76K(GPS,BeiDou,GLONASS,QZSS) Interface: Screen interfaces: Grove *1: UART/IIC/GPIO Plated Through Hole(PTH): UART/IIC/GPIO/Analog Soldering pads reserved for SWD Power: Type-C: 5v - 1A Solar energy interface: 5v - 1A Battery interface: 3.7v - 1A ePaper Display: Display Size: 2.13 inch Active Area(mm): 48.55 x 23.7046 Resolution: 122 x 250 pixels Pixel Pitch(mm): 0.1943 x 0.1942 Display Color: Black, White Grayscale: 4 Partial Refresh Time: 0.42s Full Refresh Time: 3s Power Consumption: 10.5mW (typ.) Standby Consumption: 0.003mW Color:Black Material:Plastic+Metal Package Contents: 1 * Wio Tracker L1 E-ink 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.