all-sun BT1 is a pocket-sized portable battery tester. Can be testing AA, AAA, C, D and 9V battery. It also can be used to test button cell battery as well. It is small but smart, easy to carry, is an ideal tools for your daily work!
Battery failure is one of the most common causes for sensor or instrument failure. The Battery Tester indicates the amount of charge remaining in standard and rechargeable batteries.
PRODUCT APPLICATION This battery tester can be used to check the output voltage of battery easily and quickly. They are designed for 1.5V and 9V batteries with sizes AAA,AA,C,D,6F22 and so on.
It must be a perfect household assistant.
Packaging & Shipping
We use standard factory packing.
If you place bulk order, you can design the packing.