bluetooth on Peter Maguirehttps://petermaguire.xyz/tags/bluetooth/Recent content in bluetooth on Peter MaguireHugo -- gohugo.ioen-gb© 2023 Peter MaguireTue, 27 Oct 2026 12:00:00 +0000Reverse Engineering Huawei's Smart Scale Protocolhttps://petermaguire.xyz/posts/huawei-scale-ble-protocol/Tue, 27 Oct 2026 12:00:00 +0000https://petermaguire.xyz/posts/huawei-scale-ble-protocol/Note: Source code for a Home Assistant integration built from this research is available here Introduction Huawei sells a range of Bluetooth body composition scales: the Scale 3, Scale 3 Pro, Scale 2 Pro, a few Honor-branded ones and some cheaper overseas models. They all work with the Huawei Health app, which pairs with the scale, sends it your age, height and sex, and pulls back your weight, body fat percentage and a pile of other numbers.