Just when you thought your tuner battery was still good, is when it dies.
Now with the Ansmann Coin Cell Tester Kit, you'll always be ready with a cell you know works and spares for when they need changing. Perfect for metronomes, guitar tuners and other AV gear that musicians use all the time.
We've made this kit affordable at nearly 50% off the regular price. Get it now, while the offer is valid. Just $9.99 buys you peace of mind and extra batteries when you need it. Simple, easy operation.