Spesifikasi : - O2 Range : 0.0 to 45.00 mg/ l ( ppm) - % Saturation O2 Range : 0.0 to 300% - Temp Range : 0.0 to 50.0° C / 32 to 122° F - O2 Resolution : 0.01 mg/ l ( ppm) - % Saturation O2 Resolution : 0.1 % - Temp Resolution : 0.1° C - O2 Accuracy : ± 1.5% Full Scale - % Saturation O2 Accuracy : ± 1.5% Full Scale - Temp Accuracy : ± 0.5° C - O2 Typical EMC Deviation : ± 0.3 mg/ l ( ppm) - % Saturazione O2 Typical EMC Deviation : ± 3.5% - Temp Typical EMC Deviation : ± 0.5° C - DO Calibration : automatic in saturated air - Temp. Compensation : automatic, from 0 to 50° C / 32 to 122° F - Altitude Compensation : 0 to 4000 m; 100 m resolution - Salinity Compensation : 0 to 80 g/ L; 1 g/ L resolution - DO Probe : MA840/ 3 ( included) - Temp. Probe : Included in DO probe - Environment : 0 to 50° C / 32 to 122° F; max RH 100% - Battery Type : 1 x 9V ( included) - Battery Life : approx. 100 hours of use - Auto-off : after 4 hours of non-use - Dimensions / Weight : 200 × 85 × 50 mm / 280 g ( with battery) "