Please read the following table for V-Log Pro's specifications. 


Feature

 Detail

Measurement Ranges

Sound: 40 to 110 dBA; ±100 mV  

Light: 80 klx

Pressure: 30 to 110 kPa  

Humidity: 0 to 100% RH

Resolution

Sound: 0.1 dBA, 0.1 mV, sample rate 10 ms

Light: 1 klx 

Pressure: 0.01 kPa

Humidity: 0.01% RH

Timing: 1 µs

Fastest logging speed

Sensor dependent (typical) 50 kHz samples per second [20 microsecond]

Connectivity

Wired via USB

Wireless via Bluetooth

Bluetooth Specifications

Bluetooth 5.2 low energy radio, single mode compliant

Transmit (TX) power: 11 dBm

Receiver (RX) sensitivity: -108 dBm

Usable transmission range: up to 25 m in open air

Frequency Range: 2.402 to 2.480 GHz operation

Operating range: 0 to 40 ̊C and 0 to 95% RH (non-condensing)

Internal Battery

Rechargeable internal lithium-ion 3.7 V 

Storage/Operating Temperature

0 to 40 ̊C

Storage/Humidity

0 to 95% RH (non-condensing)

Physical Specifications

Weight: approx. 182 g

External dimensions: approx. height 34 mm x width 124 mm x depth 100 mm