These new onboard chargers have the same housing and mounting dimensions as our traditional Charge Pro Guest chargers with a number of performance enhancements. Charge flooded, AGM or Gel batteries. Microprocessor controlled for accurate charging. Universal input 120/230V input for go-anywhere freedom. Intuitive operation. Sense-Send technology senses the power needs of each battery and sends correct charge. Isolated outputs. Outputs can be put in series or parallel for higher voltage.or current. Completely sealed, epoxy filled. IP68 waterproof. Designed for harsh marine and industrial environments moisture, salt, shock and vibration tested. Non-corroding housing for ultimate reliability. Meet global industry standards including UL*, CE, CSA, ABYC, California efficiency regulations (CEC). Footprint same as former Charge Pro Guest Chargers. ConnectCharge Plug for easy assembly to inlet(Item #150CCI)with no wiring. 9" L x 9.13" W x 2.63" H.