inputs.text: tiny - thing small could put anywherei give four not use main battery dont way small battery drains quick tried jump car battery alone could not died tries not even turn overi would say good capacitor not expect muchi sold ebay lost money hey doi ended kinetik hc2000 2000 watt 12 volt power cell battery 188 week batterygreat deal found price cause consistently looking awesome battery could try start car hour no luck battery would still full juice great car breaks get working project cars fun ahah use secondary battery pac isolator 1000 watts two alpines rs hc2000 bigger wet cell truck battery