When HN users recommended it
1 HN user recommended this in 2022, in one comment.
20072026
Each tall tick is one HN user's first recommendation. A short tick is the same user again. Click a tick to jump to the comment.
1 HN user recommended this in 2022, in one comment.
Each tall tick is one HN user's first recommendation. A short tick is the same user again. Click a tick to jump to the comment.
It's not likely going to be cheaper to roll your own once you add a case and weather proofing and battery handling. These things can be had for as cheap as $15 on amazon, https://www.amazon.com/Crosse-Technology-308-1409WT-CBP-308-... or even down to $5 on aliexpress, https://www.aliexpress.com/item/1005003408554165.html
Along with that using 433MHz means that there's a much longer range, and they generally also have much lower power usage compared to doing wifi, which makes the batteries last a lot longer.