4 in 1 Handheld Refractometer Car Antifreeze Glycol Battery Acid Ethylene Glycol Propylene Glycol Cleaner ATC Refractometer

• A. Open the Cover plate. place 2-3 drops of the distilled water on the prism, then close the cover plate and make sure the water spread aross the prism without any air bubbles or dry spots. wait for about 30 seconds to let the reading to stabilize. Look into eyepiece and turn the calibration screw until the reading is “0”

• We Ship to Worldwide, except APO/FPO
• Items are shipped from China using Airmail, reach most of the countries within 15 to 25 business days
• Delivery time depends on destination and other factors, it may takes up to 30 business days.

• We accpet Alipay and Paypal here
• All major credit cards are accepted through secure payment processor ESCROW.

• 6 Months Warranty . Buy with confidence
• If you are not satisfied when you receive your item,please return it within 14 days for a replacement or money back

Please contact me before you return it.

• If item is defective in 3 month, we will send you a relacement without extra charge

Or offer refund after we receive the defective item.

• If item is defective after 3 months, you can still send it back to us.

We will send you a new one after receiving the defective item. But you have to pay the extra shipping fee.

• We are not responsible for any custom duty or import tax.
• We will leave POSITIVE FEEDBACK after receiveing the payment.

Please contact us if you are not satisfied with the item after receiving it.

• All emails will be answered within 1 business day.

If you do not receive our reply, please kindly re-send your email and we will reply to you as soon as possible.

• Serious Buyer Only! Please place bid only if you agree with all the items.

• Now if you purchase our products, leave us 5 stars feedback and share it to your social network, such like Facebook, Twitter, VK, Instagram and etc. Send the screenshot to us, you will get an extra discount. Happy shopping online.

• Q: How do I pay for my purchase?

A: We accpet the following payment methods: Credit Card; Money Booker; T/T; Western Union.

• Q: Is there any Tracking Number for my item?

A: If you want the parcel to be tracked , please choose the China post air mail, Singapore post, or Express

• Q: Does this product come with retail package?

A: We have declared the packing detail on the description of each product, please check it, Thank you !

• Q: I am a reseller, I would like to buy many pieces of your item, what's the wholesale price?

A: If you would like to buy large quantity, please send email to us, we will give you the best price, thanks!