2 X LEXMAN CR2430 LITHIUM BATTERIES | Best Price at Maltashopper.com
Verbatim Premium Lithium Button Cells CR2430 Pack of 4 3 V 290 mAh Lithium Coin Cell Batteries for Watch Car Key Remote Control Camera Toy etc. Button Battery Lithium Battery: Amazon.de: Electronics
3V Lithium Battery CR2032 CMOS Backup Battery CR2032 with wires and connector from China Manufacturer - EAST(SHENZHEN) TECHNOLOGY CO., LTD