Features:
O2 METER, pen type
Model : PO2-250
• O2 (Oxygen in air), Temperature.
• O2 range : 0 to 30.0 % x 0.1 %.
• Temperature. : 0 to 50 °C, °C/°F.
• Measurement response time: 30 seconds.
• DC 1.5V battery (UM-4, AAA) x 4.
• Pen type, easy carryout.
