31dB NRR Bell-Shaped Soft Foam Earplugs - 50 Pairs Renogy battery charger with smart monitoring Display screen:

Display screen:

Resolution photo

The noise level is ≤60±2 dB(A)

7V Charge Time 2 hours Manual

31dB NRR Bell-Shaped Soft Foam Earplugs - 50 Pairs Renogy battery charger with smart monitoring Display screen:Reduce noise hazards to safe levels with these ultra comfortable, excellent fitting earplugs. These extremely soft foam plugs are easy to roll down and insert, expanding slowly for a low pressure fit in virtually any size ear canal. Recommended for long term comfort, they feature an ergonomic bell shaped form and a smaller size than most earplugs in the market. Don't be fooled by their size, however. These earplugs offer an excellent noise reduction