brand new and high quality Features: This test paper is specially designed for pig pregnant detection. High accuracy rate,quick to know results. Disposable products,should store on room temperature. Excellent for pig breeding. How to use: 1. Collect some pig piss on container,picking detection plate and straw,use straw to suck piss. 2. Drop 3 to 4 drops on the round hole of detection plate and piss will move to the other end. 3. You can see the result on the result screen within 5 minutes. Check Date: 19,20,21,22 days after hybridization,observing pigs behavior,if they have some indications,then detect immidiately, if reagent plate occurs one red line,then they are not pregnant,and should hybridize again.If two red lines,suggest to detect again the next day. Result: Positive: Occur one line on 'for T' and 'C',means pregnant,and pig should be put into gestation period management. Negative: Only occur one line on 'C',means not pregnant,pig should hybridize again. Invalid: Nothing on 'C',means detection fail or invalid,should detect again. Specification: Type: Pig test paper Color: As pictures shown Size: One Size 13x6.3cm(5.12x2.48in) Quantity: 1 Pc(other accessories demo in the picture are not included!) Note:1.Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes(without retail package): 1 x Test Paper