TSI 4146 Primary Calibrator (0.01 to 20 lpm)

Flow Measurement Range: 0.01 to 20 lpm

Accuracy: ±2% or 0.005 std. lpm, whichever is greater

Dimensions (H x W x D): 5 in. x 2 in. x 1.25 in. (12.7 cm x 5 cm x 3.2 cm)

Shipping Weight: 2.2 lbs (1.0 kg)

Warm-up Time: 1 min

DC Power Input: 7.5 VDC ±1.5 V, 300 mA max