![FM81010 Domestic Battery Operated Smoke Alarm ESA1 FM81010 Domestic Battery Operated Smoke Alarm ESA1](https://cdn11.bigcommerce.com/s-kmw6ux23bp/images/stencil/300x300/products/65455/97040/fm81010__49156.1695301794.jpg?c=1)
Approved and certified to BS EN3 regulations, these fire extinguishers offer exceptional fire protection thanks to their patented balance valve. Featuring a long operation life, these carbon dioxide extinguishers are for use on class B (flammable liquid) fires and is safe for use on fires involving live electrical equipment including computers, creating no water damage to valuable electrical computer equipment.