User Friendly action: Activate/deactivate by holding the power button, with straightforward controls for alarm configuration, screen lighting and temperature scale selection Efficient The GT1210 detector utilizes sensitive sensors for rapid measurement of multiple types, stable readings in various environments after a brief 60 second initialization phase Compact Versatile Unit: Lightweight ABS construction (8.5x5x2cm) with easy to read display offered in black/white/yellow preferences, excellent for portable assessment during inspections and environmental air analysis Long Lasting Utility: Equipped with an integrated high capacity power cell indicated by color shifting power stage markers (active/complete), ideal for extended use in workplaces, living spaces, or scientific laboratories Efficient power Management: Conserves power with configurable shutdown pauses (20/40/60 minutes or disabled), while the visible condition indicators display current settings for effortless, Manufacturer: Elnwnnkc