... , Lmax, LAE, E, T Time Weighting: F, S Integrating Time: Manual, 10 s, 1 min, 10 min, 15 min, 20 min ... . AWA14421 × 1 Windscreen Φ35mm × 60 mm × 1 Battery LR03 × 2 Instruction Manual x 1 Available: Sound Level Calibrator AWA6221B (Class 2) Noise ...