12 Pack-INVBIO THC 20 ng/ml Low Cut-Off Level, Urine Home Single Panel Marijuana Drug Screen Testing Kits, Instant Cannabinoids Drug Test Marijuana Dipcard, Manual in English & Spanish

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Feature

Easy to use: Vertically our drug test dip card in the urine specimen for at least 10 to 15 seconds,then read the result at 3- 5 minutes.
High senstivity:Ours is low cut off level 20 ng/ml, can test below the 50 ng/mL, most other marijuana drug test kit just can test 50 ng/ml
High accuracy: over 99% in detecting marijuana 20ng, CE approval
100% Customer service guarantee: Any questionh plz email us at [email protected], our professional team will help you with everthing you need
Manual in both English and Spanish