Voltage:3.7V Capacity:900mAh Type:Li-ion Dimension:38.3*35.6*5.4mm Weight:16g Fit for:SONY ERICSSON K610i W350i W800i W810i K-750i K610i K600 W550i K200 K610 K750 W800 W810 Item description: Highest quality cells with a long service life 100% accurate capacity Low self-discharge Rechargeable with the original charger With short-circuit and overheating protection With overvoltage and deep discharge protection No memory effect