Hanna HI96811 Digital Refractometer for Measurement of Sugar in Wine

Warranty: 12 month
Range    
+ Sugar Content: 0 to 50% Brix (% Brix)
+ Temperature: 0 to 80°C (32 to 176°F)
Resolution    
+ Sugar Content: 0.1 % Brix
+ Temperature: 0.1°C (0.1°F)
Accuracy (@20°C)    
+ Sugar Content: ±0.2% Brix
+ Temperature: 0.3°C (0.5°F)
Temperature Compensation : automatic between 10 and 40°C
Measurement Time: approximately 1.5 seconds
Minimum Sample Volume: 100 µL (to cover prism totally)
Light Source: yellow LED
Sample Cell: stainless steel ring and flint glass prism
Auto-off: after three minutes of non-use
Enclosure Rating: IP65
Battery Type /Battery Life: 9V / approximately 5000 readings
Dimensions /Weight: 192 x 104 x 69 mm / 420 g