Feature * Add binary sensor device class ([34](https://github.com/Bluetooth-Devices/sensor-state-data/issues/34)) ([`e34ca02`](https://github.com/Bluetooth-Devices/sensor-state-data/commit/e34ca02fe3b37e95a1506759a5771cb43c96844f))
2.6.0
Feature * Add specific gravity ([33](https://github.com/Bluetooth-Devices/sensor-state-data/issues/33)) ([`9dacd26`](https://github.com/Bluetooth-Devices/sensor-state-data/commit/9dacd26ed93ca545d17fd4d68b830dfc39f985f1))
2.5.0
Feature * New device classes for new sensor types ([31](https://github.com/Bluetooth-Devices/sensor-state-data/issues/31)) ([`35c47b2`](https://github.com/Bluetooth-Devices/sensor-state-data/commit/35c47b2628d600e9fcabf35a38b8747abdd3181c))
2.4.0
Feature * New sensor types ([30](https://github.com/Bluetooth-Devices/sensor-state-data/issues/30)) ([`883235e`](https://github.com/Bluetooth-Devices/sensor-state-data/commit/883235e2584d0e0cab66577c6a1acd863b3e9049))
2.3.2
Fix * Unit of measurement voc ([29](https://github.com/Bluetooth-Devices/sensor-state-data/issues/29)) ([`6e8a65e`](https://github.com/Bluetooth-Devices/sensor-state-data/commit/6e8a65ecf08cb80c79a101892cf076de5974e283))
2.3.1
Fix * Add pm units ([28](https://github.com/Bluetooth-Devices/sensor-state-data/issues/28)) ([`3df28b5`](https://github.com/Bluetooth-Devices/sensor-state-data/commit/3df28b5d5654632e91c78fc1fd7b09fc4ad1bfab))