3.70V,750mAh,Li-ion,Hi-quality Replacement Player Battery for APPLE 4th Generation iPod, iPod Photo MP3, U2, Compatible Part Numbers: 616-0183, 616-0206 Compatibility: For 4th generation iPod or iPod Photo Battery Type: Lithium-ion (Li-ion)  Weight: 25.20 g Voltage: 3.70V  Capacity: 750mAh  Rate: 3.00 Wh Compatible Part Numbers: 616-0183, AW4701218074, ICP0534500 Condition: New, 1 year warranty! Please ensure the product(s) that you are going to buy fits the brand, model, part number and dimension of your device.