KOCKAFEJ Universal Battery Bulb and Fuse Tester 3 in 1 Batteries Checker for 1.5V 9V and Auto Household Bulbs and Fuses

This product is a battery, bulb, and fuse tester that can test most car fuses and all types of batteries. It has additional features such as continuity testing with leads. Customers have described it as a good quality, functional, and easy-to-use tool that should last a long time. The light bulb testing function worked well and it is useful for testing whether batteries are fresh or need to be replaced. One customer's husband, who was once an auto mechanic, loved it. The testers were accurate and no probes were needed. It's a handy tool to have around your home, shop, and office. One customer commented that it arrived quickly and was reasonably priced.