Plugfones Guardian Plus 26 dB Nylon/Silicone/Soft Foam Earplugs/Earphones w/Mic Black 1 pair ROTARY FAN CONTROL SWITCH Pressure setting must not exceed

Pressure setting must not exceed 30 PSI

or 3 Energizer MAX AA batteries for lower power when you're in a pinch

making them easier to handle and store

High speed steel for durability

Plant Type: flowers/plants/vegetables

Plugfones Guardian Plus 26 dB Nylon/Silicone/Soft Foam Earplugs/Earphones w/Mic Black 1 pair ROTARY FAN CONTROL SWITCH Pressure setting must not exceedNoise Suppressing Technology: The Guardian Plus by Plugfones features SoundSeal Noise Suppressing Technology, providing a barrier against unwanted noise and distractions, with a noise reduction rating of 29 dB. Versatile Design: These earplugs earphones with a built in Isotalk Noise Isolating Mic and Quickdraw Easy Access Control allow you to effortlessly take calls and control your audio while you work. Interchangeable and Safety Rated: The Guardian