Check the listing for details. Micro 2s Car Reversing Aid 2 Detectors System Poron. Condition: New other (see details). Listed at 24.50 USD. The Micro 2s Car Reversing Aid 2 Detectors System by Poron is a high-quality electronic accessory designed to assist drivers in reversing their vehicle with ease. This system includes 2 detectors that provide accurate and reliable information to help drivers navigate safely while backing up. With the brand reputation of Poron, users can trust in the performance and durability of this product to enhance their driving experience. Box shows wear from storage but item is brand new and never used.