EcoTech Marine Battery Backup Booster for VorTech Propeller and VECTRA Centrifugal Pumps

Product Features: Backup power for VorTech or Vectra Pumps. Can connect to another Battery Backup for two times the run time. Comes with trickle charger so you're always prepared. Complete package comes with all the wiring cables needed. Specifications 18 Amp-Hour 12-volt sealed battery. Powder-coated white aluminum housing. Dimensions (L x W x H): 9in x 7in x 3.25in (228mm x 177mm x 82.5mm)