Nixxell Battery for Nikon EN-EL22, Nikon MH-29, Nikon 1 J4, Nikon 1 S2 (Fully Decoded) 100% Compatible with: Nikon EN-EL22 Battery CE Safety Certification, Premium Japanese Cells, 100% memory Free, Super long lasting Recording Battery Specifications - : 1500 mAh /Voltage: 7.4 volts, Chemistry: Li-ion Includes: 1 x Batteries. All items are Nixxell Branded. OEM equivalent or better. Built in 3RD GENERATION JAPANESE LED INDICATOR chip guides charger to stop working once battery is fully charged. 3 Year Manufacturer Warranty!