HERE ARE 10/100/400 PACKS OF CR123A 3V BATTERIES! THESE BATTERIES IN PARTICULAR ARE ACTUALLY VERY POPULAR NAME BRAND BATTERIES THAT WERE WRAPPED WITH BLACK GENERIC SHRINK FOR A POPULAR PRODUCT THAT REQUESTED UNBRANDED WRAPPERS. SO YOU ARE GETTING ONE OF THE HIGHEST QUALITY BRAND NAME BATTERIES AT CRAZY LOW PRICES. IF YOU EVER NEED OR THINK YOU WILL NEED CR123A BATTERIES THIS IS YOUR CHANCE TO GET 10 FOR LESS THAN THE PRICE OF 1 AT A STORE. IF YOU USE THESE OFTEN FOR BUSINESS PURPOSES WE HAVE GREAT DEALS ON LARGER VOLUME AS WELL.