BlackSlvr Ninja Master Prep Professional

alaTest has collected and analyzed 470 user reviews of BlackSlvr Ninja Master Prep Professional from Amazon.com. The average user rating for this product is 4.4/5, compared to an average user rating of 4.0/5 for other products in the same category on Amazon.com. Reviewers really like the noise and price. The performance and maintenance also get good feedback, but there are some critical comments about the reliability.