Is it safe to use recharchable Duracell NiMH batteries in a RadioShack NiMH charger? Will it affect its life?
yes it is permissible to use different brands of Nimh batteries in a charger.
I have been dong this for sometime with no issues.

yes it is permissible to use different brands of Nimh batteries in a charger.
I have been dong this for sometime with no issues.
A energetic video on how to use a Duracell NIMH Battery Recharger.
Assay of the new Powergenix NIZN 1.6v batteries vs. Duracell NiHM 1.2v batteries. Probe subject: SB-24's. Copyright www.UpstreamImaging.com
These batteries do not preach about their concern for the highly desired. I've acclimated for over a year for my MP3 player and they do not last as long as my Sony batteries, or as long as my other no-name 'batteries. I use one of the chargers is unsurpassed in the bazaar, but he can not help these cells. They also appear spontaneously if the rebound and I collected in about two weeks, they are numb. I would never buy these batteries.
"Sold by: Amazon.com, LLC"
They m beautiful, I suppose, but Amazon.com LLC put the package in paperback ungenerous in a huge box with no packaging. You could adapt well over 50 packs of batteries in the box, but there was just the two I bought - Getting felt around the portion they were shipped free. I saw the extent they will actually last. That said, they should last much longer in many low power devices such as insistent remotes for TV, audio, DVD players, etc....
I bought these batteries/charger for my wireless Xbox 360 headset, which I also reviewed on Amazon. I use the AAA batteries in the kit. I get a encomiastic 10 hours out of the AAA batteries, and since the headset only requires two batteries at a constantly I have a freshly charged set of AAA batteries organize to go. I am contented with my procure but the fee was too violent in my viewpoint. I only needed the AAA batteries and not the AA batteries. I over recall a more moderate evaluation would have been $20.00 along with the selection to chose AA, AAA, or both. Duracell pre charged cells are either rebranded Sanyo eneloop ('pasty top') or Rayovac Half-breed ('wicked top'). But there is no way to cognizant of which side you are affluent to obtain. Accidentally, I have examined dozens of those packages in a praiseworthy stock-in-trade stick. Bulk of them repress AA 'dusky top' cells, with impartial a few containing 'undefiled top'. All AAA cells are 'shameful top' only. One extant flaw with this charger is that it still charges in pairs. That is,...