ULTRASONIC: INTEGRATED MEASUREMENT CAPABILITIES : ULTRASONIC SENSOR INFRARED TEMPERATURE SENSOR (OPTIONAL)TACHOMETER (OPTIONAL)VIBRATION (OPTIONAL)EXTERNAL SENSORS 2 PORTS (7-PIN LEMO CONNECTORS)DATA LOGGER-100 MEASUREMENT NODES-TOTAL OF 4000 MEASUREMENT POINTS-10000 STATIC MEASUREMENT POINTS-6675 SECONDS FOR DYNAMIC DATA(8 KHZ SAMPLING FREQUENCY)- 13350 SECONDS FOR ACCELEROMETER 10HZ – 1KHZ BANDWIDTH(4 KHZ SAMPLING FREQUENCY)-1668 SECONDS FOR ACCELEROMETER 10HZ – 10KHZ BANDWIDTH(32 KHZ SAMPLING FREQUENCY)USB COMMUNICATION INTERFACE 8 CELL RECHARGEABLE BATTERY 4, 8 V, 4600 MAH NIMH RATED CAPACITY: 4.6 AHSHORT CIRCUIT PROTECTION, REVERSE POLARITY AND TEMPERATURE PROTECTION AUTOMATIC POWER OFF AFTER PRESET TIME HOUSING MADE OF DURABLE MATERIAL FOR PERFORMING FIELD SERVICE SHOCK RESISTANT SILICONE PROTECTIVE CASE FOR TRANSPORTATION HEADPHONES CAPABLE OF WORKING AT NOISE LEVELS UP TO 130 DBA.