Voltage / Current Datalogger The datalogger is a miniature, battery powered, stand alone, voltage/ current recorder, This is an all-in-one compact, portable, easy to use device that will measure and record up to 10,000 measurements per channel. The storage medium is non-volatile solid state memory, providing maximum data security even if the battery becomes discharged. The device can be started and stopped directly from your computer and its small size allows it to fit almost anywhere. The R1-x01x series makes data retrieval quick and easy. Simply plug it into an empty com port and our user- friendly software does the rest. Features: - 4- 1/2 digit 19999 LCD display or LED indicators,16-bit A/D. - Voltage+Current & Voltage & Current (option). - LCD display: The five sections battery electricity shows symbols. - Express the state of the battery electricity with LED flashing numbers. - CH1–DC Voltage of input measurement. CH2–DC Current of input measurement. - The transmitted interface with USB or RS232 transmission wire & window software. - Very easy to be set up the function fast by the software. - Frequency of measurement : 10 Second to 59 Minutes Intervals. Battery Life: 1 year (measuring rate:15min). - Resolution: DCV: 0.001 , DCmA: 0.01 . - Accuracy: 0.2%+10dgt.(18°C ~ 28 °C) - Low cost, User-friendly, Miniature size:8.6 x 4.5 x2.5cm.