Product details
GYS TBP100 car battery tester
If you want a proper, no-nonsense way to check your car’s battery and alternator, the GYS TBP100 is absolutely spot-on. This handy bit of kit is bang on for both home tinkerers and busy mechanics, making battery checks quick, easy, and dead accurate. Whether you’re gearing up for a long drive or just making sure your motor’s not about to leave you stranded, this tester’s got your back.
The TBP100 works with just about any 6V or 12V battery you’ll find in your car, van, or even a motorbike – including GEL, AGM, and your standard lead acid types. In less time than it takes to boil the kettle, you’ll know your battery’s health, charge level, and whether your alternator’s pulling its weight. It’ll also sniff out any niggling issues in your vehicle’s electrical system before they turn into wallet-emptying problems.
At only 1.5kg, it’s a doddle to lug about – keep it in the garage, chuck it in the boot, or carry it round the workshop. The controls are straightforward, so you don’t need an engineering degree to get cracking. Just connect the clamps, press the button, and you’re off. It’s a real lifesaver for anyone who likes to keep their car in tip-top shape without faffing about.
- Gives you a clear picture of your battery’s health, charge, and performance in under 10 seconds.
- Works with most battery types – GEL, AGM, and lead acid, 6V or 12V – so you’re covered whatever you drive.
- Checks your alternator’s voltage and quickly spots electrical gremlins before they become a headache.
- Lightweight and portable, making it easy to keep close by, whether you’re at home or on the go.
- Simple to use – just connect and press, no faff or fuss.








