PowerSmart 3.60V 860mAh Replacement Digital Camera Battery for PANASONIC Lumix DMC-ZR1S, Lumix DMC-ZR1W Remarks: Panasonic has been updated their digital camera's Fireware on June to reject the use of aftermarket 3rd party batteries. Please check your camera's Fireware before use: Model DMC-TZ65 is not compatible with Firmware version Ver 1.1; Model DMC-TZ7/ZS3, DMC-TZ6/ZS1 are not compatible with Firmware version Ver 1.2. Battery Type: Lithium-ion (Li-ion) Voltage: 3.60V Capacity: 860mAh Color: Black Dimension: 41.60 x 30.40 x 9.40 mm ||Rate: 3.10 Wh Weight: 23.35 g Product Type: Replacement Battery (Brand New) Condition: New, 1 year warranty! Please ensure the product(s) that you are going to buy fits the brand, model, part number and dimension (mentioned above) of your device.