This E series kit is designed to provide a cost-effective solution for most car or van applications, with 4 black 18.5mm paintable sensors and a high/low volume buzzer for audible warning. Note that this system is only compatible with plastic bumpers and includes advanced self-diagnostics software for error correction. The kit also comes with twist lock inline connectors for each sensor and is compatible with optional LED display (EPSD model). Features include state of the art advanced circuitry, intelligent software, and a sensor detection range from 0cm to 2.5m. The buzzer has a range of 40cm to 1.5m and the sensor detection field covers 90° horizontally and vertically. This kit operates at 12V and has a standalone hi-low-off buzzer. The packaging is a box with a barcode sticker, replacing the EPS3B.