This 12V wall outlet power supply is designed for use with the 12V version of the weBoost Drive Reach amplifier. It is a 12V/1.8A AC/DC power supply with 6.5 ft. of cable and a 2.1 mm barrel connector. The weBoost 12V AC Power Supply is designed for use with the 12V versions of the following boosters: Drive Reach Mobile Signal Booster Kit (470154) Drive Reach Fleet Signal Booster Kit (470254) Drive Reach RV Signal Booster Kit (470354) Drive Reach OTR Signal Booster Kit (477154) Drive Reach Extreme Marine Signal Booster Kit Please Note: Not compatible with the older 5V Drive Reach models.