Install Battery Marvel in under 5 minutes and be protected for life! Our intelligent battery monitor (Patent Pending) continuously analyzes battery health and alerts you before you become stranded!
Advanced software monitors 24/7
Works in cars, trucks, SUVs, motorcycles, boats & more
Free shipping on orders of 3 or more Battery Marvels! (US only)
Valid for ground shipping only. Orders may be shipped UPS Ground, USPS Parcel Post or USPS Priority Mail at our discretion. Limited time offer. Not valid in combination with any other offer.
Battery Marvel video 
FAQ
Detailed specs
LED colors & sounds
User manual
Durability