Description Features : 4 – 20mA (1KΩ Load, 24V Loop Supply) with1mA Resolution 0 -100.00mV, 0-1.0000V, 0-12.000V K, J, E & T Thermocouples (°C and °F) Frequency : 1-62500 Hz DC Current Basic Accuracy : 0.025% Easy Key Pad Number Operation Easy Step and Auto Ramp Functions 0-20mA & 0-24mA Selectable 0-100% Output (mA, mV, V) Beeper Warning when Output is Open (mA) or Short (mV,V ) Battery Type 9V Eveready Type 216 or Equivalent & External Battery Pack (6 x 1.5 V AA Batteries) Accessories Alligator Test Leads x 1 Pair External Battery Pack Holder 1.5V ‘AA’ Battery x 6 Pcs 9V Battery x 1 Pc Instruction Manual x 1 Pc Carrying Case x 1 Pc K Type Thermocouple Connector x 1 Pc