Walklab Instrument Professional Dissolved Oxygen Meter HD3030

Features Dual DO and temperature display One touch calibration in air Able to set salinity compensation and atmospheric pressure Save up to 99 data in memory with real time clock Make online data logging on PC with optional RS232 kit Able to show maximum and minimum reading over saved data Backlite for night display Range: 0 - 20 ppm ; 0 to 50° C Display Resolution: 0.01 ppm ; 0.1° C Accuracy : ± 1.5% FS ; ± 0.3° C Calibration: Single point calibration in air at 100% Battery type: 4 x 1.5V AAA size battery or DC9V adaptor ( optional item) Size: 195 x 40 x 36mm Weight: 150gm Dissolved Oxygen HD3030, include: 1. Main instruments 2. Dissolved oxygen probe with 3m cable 3. Syringe set 4. 2 Bottle D.O. electrolyte 5. DO membrane & ring 6. Hand Carrying case 7. Operation manual