* 2019 brand new improved design by Ade Advanced Optics. This Abrewgo refractometer is up to 50% more accurate than the silver/black traditional refractometer Used to measure sugar content of juice in degrees brix (0-32). Instrument features ATC(automatic temperature compensation) This easy to use Refractometer is especially useful in measuring the ripeness (sugar content) of fruit juice, such as grapes, in degrees brix (0-32 0.2) Easily calibrates with TAP water, no need to pay for distilled water. No need separate screw driver, simply turn the adjustment knob to calibrate. This Refractometer is backed by a 2 Year - No Hassle - Free Replacement Guarantee. 2019 brand new improved design by Ade Advanced Optics. This Abrewgo refractometer is up to 50% more accurate than the silver/black traditional refractometer. Comes with 1 - Plastic Pipette. 1 - User Manual. 1 - Cleaning Cloth. 1 - Carry Case. Payments are accepted through Paypal. We ship through USPS First Class Mail from Oregon, west part of the country should receive in 1-3 days,middle part and east part of the country should receive in 3-6 days! International: We charge the same shipping cost to all our customers worldwide(same shipping cost worldwide). Our default shipping is United State Postal Service First Class mail, it take 5-10 business days for delivery. we also offer faster shipping EMS which take 3-6 days. Handing time: 1 business day. For payment received before 14:00PDT, it will ship in the same day. We do Combined Shipment on any multiple purchases. We are pleased to grant a20% discount on the shipping cost of purchases more than item. Please feel free to contact us for discounted shipping costs when you buy multiple items from us. Our goal is to place a profit margin of $1 ~ $3 per item and sell in volume. As such, the more you save the more we make. While the others are selling 1 item, we are selling 10 ~ 20 items due to our price reduction. Please use the "Ask Seller A Question" button. Please allow up to 24 hours for a response. Usually the buyer will get response in 6 hours.