Jump packs start dead batteries. Chargers and maintainers stop them dying in the first place. Modern cars with their constant ECU drain, infotainment, alarms and stop-start systems are murder on batteries — especially if the car sits unused for weeks. A £50 smart maintainer can add two to three years to a battery's life. Here's what's actually worth buying.
Bob's Mechanical Repairs — independent family-run garage in Birnam, Dunkeld, Perthshire. Call 01350 727 276 or email [email protected].