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Item as described:
Features: Frequency range: 31.5 Hz-8.5 kHz Measuring range: 30-130dB Weighing of networks: A, C Dynamic features: Fast & Slow Resolution: 0, 1dB Accuracy: 1.5 dB Measuring time: 0.1 Sec. Power supply: 4 AA batteries 1.5 V Equipment: sponge windproof and ABS case. Usage: detects the noise level wherever there is the need to accurately measure...
Features: small and manageable with LCD screen. Indication of temperature Automatic switch-off Wrist lanyard Power supply: 4 LR44 batteries (included) Scope of measurement: temperature: 0 c to + 40 c umidity: wood: from 6 to 42% other materials: from 0.2 to 2% Size: 80x40x20mm Usage: to measure humidity and temperature.
Features: ergonomic design and essential. Discovery through signal LEDs and sound indicator. Automatic calibration. Detection depth: 20 mm Battery: 9V DC Usage: to detect wooden items, metal pipes or electrical cables under tension.