Conventional Night Vision Devices (NVDs / NVGs) usually can only be used in dim/dark environments such as night time, while Thermal Imaging devices can be used 24/7 in all light conditions. Thermal Imagers have much better performance in harsh climatic conditions and can view objects behind smoke and fog. Thermal Imaging Devices also offer far superior performance in terms of range and detection with clear image quality.
Yes, SKUA LR is based around an Uncooled Core.
MINI 35 requires standard CR123 batteries (disposable / rechargeable) to turn on. These batteries are easily available.