Clearmax 2 Pack of High Capacity Batteries For Nikon D3100,D3200, and D5100
The Clearmax ENEL14 Batterys features Lithium Ion technology, & Integrated microchips that prevents overcharging & lengthens battery life which will ensure maximum battery life and maximum power. Also, Li-Ion batteries are lightweight and can be charged or discharged at any time without developing so called "memory effect", so they never lose their ability to hold a full charge, it lets you recharge partially drained batteries without reducing performance. The battery is also compact and lightweight.Spare batteries will enable consistent high speed shooting, more flash shots, image review and playback, imaging in NEF/ RAW mode and operating in low temperature conditions without worrying if you will have enough power to get all the shots you want. This spare will not put constraints on how you want to shoot. Memory Free! This can be charged at any time without harm, even if it already has a partial charge and can be typically charged many times.