Complete description:

Exclusive!! Available Only From DynaSpy! 12-Hour Lithium Polymer Rechargeable Battery Pack Our patented 1,250mAh battery pack lets you run your wireless camera for up to 12 hours! Small size - only 2-3/4" x 1-1/4" x 1/2" - makes it easy to conceal. This battery pack is manufactured exclusively for DynaSpy and cannot be found anywhere else! Now works with ALL of our cameras that operate on a 9V battery. This includes mini cameras and pre-hidden cameras that come with battery clips. Add extra battery packs below for additional cameras or just keep an extra battery charged for emergency use. Purchase additional batteries for quick and easy swapping so you never lose power to your cameras. Add a second battery pack below for use with your receiver. Includes lithium polymer battery pack and balanced charger.