The BAT-4LR44 is a high powered 6V alkaline battery from GP Batteries. It is designed to provide reliable, long-lasting power for high drain devices including cameras and medical equipment. It's 4LR44 size makes it compatible with many different types ofdevices. The BAT-4LR44 has a capacity of 230mAh and is built to last - it has a shelf life of 10 years!