Cannot believe how well this product works to replace many aa batteries.

Cannot believe how well this product works to replace many aa batteries.  Read Less

This battery holder/adapter appears to be of good quality, works as advertised.

This battery holder/adapter appears to be of good quality, works as advertised.  Read Less

In particular, the large diameter negative contact on the outside of the adapter is essential for proper electrical contact wit...  Read More

In particular, the large diameter negative contact on the outside of the adapter is essential for proper electrical contact with the maglite flashlights: the negative contact in the end cap of the flashlight is a coil spring; the diameter of the end coil that contacts the adapter is ~3/4” diam.  Read Less

I'm honestly shocked at the quality of the plastic so far.

I'm honestly shocked at the quality of the plastic so far.  Read Less

Works well on a maglite flashlight when you need d batteries but don't have them these holders take double a batteries work per...  Read More

Works well on a maglite flashlight when you need d batteries but don't have them these holders take double a batteries work perfect i have to get a little bit more run time out of the flashlight before it goes dim  Read Less

Using to power streamlight siege led 3d cell lantern.

Using to power streamlight siege led 3d cell lantern.  Read Less

(c) an eneloop aa cell fits just right into a chamber.

(c) an eneloop aa cell fits just right into a chamber.  Read Less

I'm using eneloop rechargeable batteries in the adapters.

I'm using eneloop rechargeable batteries in the adapters.  Read Less