Staplex M-5A Primary Electronic Air Flow Calibrators (1 cc-6000 cc)

Recharge/run 220 volts AC

50-60 Hz

Range 1 cc to 6000 cc (.001 LPM to 6 LPM)

Rates up to 30 LPM

4 digit LCD with an accuracy and repeatability of ± 0.5%

Operates for up to 8 hours from built-in rechargeable batteries or continuously from a plug-in AC adapter/charger (included)

Dimensions: 5-1/2" x 6" x 2-1/2" (14 cm x 15.2 cm x 6.4 cm).

Weight: 32 ounces (.9 kilos).