V1.0
🌳 Measure outdoor distance between 2 keychain holders 🔑
| Item | Height | Width | Depth | Weight |
|---|---|---|---|---|
| Waveshare 1.54inch E-Ink display module display | 48.0 mm |
33.0 mm |
mm |
24 g
|
| HopeRF RFM95 LoRa module LoRa | 16 mm |
16 mm |
1.8 mm |
2 g
|
| CDTop PA1010D GPS module LoRa | 10 mm |
10 mm |
6.8 mm |
2.75 g
|