Labfacility offer Environmental sensors and instrumentation including room temperature and radiation sensors, infrared thermometers, light, pressure and moisture meters, together with a large range of USB data loggers, wifi loggers and 21-CFR compliant data loggers.
https://www.labfacility.com/products-by-sector/environmental-products.html
Invinity to build 20MWh flow battery in UK
A surprising comment for someone who (I think you´ve said in the past) worked in the industry. National Grid have a variety of reserve service schemes...