Lithium battery cost and discharge only 400-600 moments, specially changed items, but 800 moments. The nickel-metal hydride rechargeable battery can accomplish far more than seven-hundred moments, some superior good quality items as many as 1200 moments cost and discharge, this sort of a comparison, the nickel-metal hydride batteries are living extended than lithium batteries. On top of that, the price of nickel-metal hydride batteries is way lower compared to the lithium batteries. Additionally, strictly talking, lithium batteries possess the exact same memory result, but its memory result is very low, primarily negligible.