1,Support standard LoRaWAN protocol 2,Support AT commands 3,Support solar charging 4,Low power design Based on the ASR650x series of chips, we have done a lot of migration and development, made it perfectly support for , can run the LoRaWAN protocol stably, and can easily connect lithium batteries and solar panels.This is the CubeCell series. This is a modular design that is easy to assemble Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Color: As Shown Material: PCB+Metal Package Contents: 1 x Development board 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.