Free shipping is only valid on total purchases of $199 or more and ground shipments within the contiguous 48 states for products weighing less than 150 lbs. Special handling fees may be required for some products.Shipping fees will be added for all orders under $199 or that include oversized items or any item of 150 lbs or more. Please contact customer service if you have any questions.
This unit has a range of 4.99-19.99 volts and can test 6 or 12 volt batteries.
It has an automatic polarity protection to prevent crossing up and potentially
destroying the electronic equipment.