Item Description: RHA-100ATC Portable Antifreeze/Glycol Battery Refractometer (Fahrenheit Version). ...OR you can choose our RHA-200ATC unit (Celsius Version). You choose which unit you want! RHA-100ATC Scale Ranges: Propylene Glycol: 32F to –60F (5F Intervals Accuracy) Ethylene Glycol:, 32F to –84F (5F Intervals Accuracy) Battery Fluid Specific Gravity: 1.100 to 1.400 with “Recharge”, “Fair” and “Good” Ranges (0.050 Intervals) The scale is MUCH clearer than this scale depicts below! RHA-200ATC Scale Ranges: Propylene Glycol: 0'C to -50'C (5'C Intervals Accuracy) Ethylene Glycol:, 0'C to -60'C (5'C Intervals Accuracy) Battery Fluid Specific Gravity: 1.100 to 1.400 with “Recharge”, “Fair” and “Good” Ranges (0.050 Intervals) The scale is MUCH clearer than this scale depicts below! Included are: a pipette for dropping test fluids onto the prism, a mini screwdriver for scale calibration, and a Users Guide * This unit will check your anti-freeze mixtures, and tell you what condition your battery is in! A serious tool for serious automotive people! * This model is made by the same manufacturer who makes the Refractometers for major Automotive/Tool Resellers (like the companies who drive the tool trucks around town). One BRAND NEW RHA-100ATC (or RHA-200ATC) Portable Refractometer in a blue, foam-lined hard plastic case. This model is designed to measure either Propylene Glycol or Ethylene Glycol Antifreezes and Battery Fluid. Checking these fluids will allow you to measure your radiator and battery’s performance. The refractometer will insure that all is working properly, and not causing problems (like rust, prone to freezing, poor charging, poor cooling, etc.). This unit is designed with Automatic Temperature Compensation ("ATC") which allows for ambient shifts in outdoor temperatures, while still yielding accurate results. ATC works between the temperatures of 10'C to 30'C (50'F to 86'F) This unit is also fantastic for testing aviation grade hydraulic oils (like Skydrol), Glycol-based heat transfer fluids, and fire resistant hydraulic fluids used in die casting or foundry applications. If you need a unit that reads only Celsius, we carry that as well! Please e-mail us for details! This unit sells for over $100.00 USD at Automotive supply stores and tool trucks. Get yours today at WHOLESALE prices! High Quality! Each item is carefully manufactured and inspected to insure a long life in use. This item comes with a TWO YEAR WARRANTY against defects. Simply put, if it fails you, you get a replacement for FREE. An first for quality Refractometers! No one backs their products like we do! International Shipping: Shipping will be via US Postal's Air Mail/Global Priority (3-8 business days) is $15.00 ($12.00 to Canada). Since they don't deliver door-to-door, there can be Customs delays, and there aren't any Tracking Numbers. WE ARE NOT RESPONSIBLE FOR CUSTOMS DELAYS OR LOST PACKAGES! We get the packages to the shipper, they ship it to you. Don't worry! They do have wonderful service and assist in reducing your import taxes. When paying, please subtract the domestic shipping and place in the shipping method you prefer. We can ship on your UPS FedEx accounts. For Express rates, please e-mail your entire mailing address, and we'll get back to you with a tailored quote. Air Mail/Global Priority: World: $15.00 Canada: $12.00 IF YOU WANT THE UNIT WITHOUT THE WAIT, PLEASE CHECK OUT OUR STORE! ---CLICK HERE! WE HAVE FIXED PRICE ITEMS FOR IMMEDIATE PURCHASE! CAN'T FIND WHAT YOU NEED? E-MAIL US! WE CARRY MORE REFRACTOMETERS THAN ANYONE ELSE! BUY WITH CONFIDENCE AND THE PEACE OF MIND! THIS IS OUR BUSINESS, NOT OUR HOBBY! Other Types of Glycol Antifreeze and Battery Refractometers: RHAN-100ATC/RHAN-200ATC: Heavy Duty Version of the RHA-100ATC/RHA-200ATC (this listing). This unit features an easy to calibrate knob, and extra ounce of aluminum for heft and protection, and a reinforced forward daylight plate. ZGRA-100ATC/ZGRA-200ATC: Heavy Duty with an internal light for a boost of light when conditions are darker (Dawn, Dusk, Night, Indoors...). Perfect for poorly lit areas or at night! Do you need a Brake Fluid Refractometer? DOT 3? DOT 4? A pH Meter? Check out our Store! National Industrial Supply 30777 Rancho California #891420 Temecula, CA 92589, USA Sales: 951.308.9269 Fax: 310.833.7306 We prefer Paypal! Pay me securely with any major credit card through PayPal!