CR2 Duracell Industrial Operations, Inc. | Battery Products | DigiKey
2 x VARTA Professional Lithium CR2 6206 CR15H270 3V German Battery | eBay
ANSMANN CR2 3V Lithium Battery - Pack of 10 CR 2 Batteries with 3 Volt and 1700 mAh / Ideal for Cameras, Alarm Systems, Torches and Much More - Disposable Battery: Amazon.de: Electronics & Photo