6f22-9v-battery

8 лет назад

The video tests two 9V battery chargers using different types of batteries. The tester observes that the chargers work well with some batteries but experience issues with others, particularly when charging two batteries simultaneously. The tester also notes a discrepancy in weight between the batteries, despite their stated milliamp ratings.

5 лет назад

This video reviews a 9-volt battery charger and rechargeable lithium-ion batteries. The reviewer discusses the price, charging time, and initial performance of the batteries. They also mention that they will be doing a follow-up review after using the batteries for a longer period of time.