Ultralife Long Life Lithium General Purpose Battery - Walmart.com
9 Volt Ultralife (U9VL) Lithium 1200mAh Battery
Amazon.com: PULADU 2X U9VL-J-P for Drager Ventilator Etim FES Electric Stimulator Fluke Electric Meter Batteries 9V-9.5V Lithium Battery Ultralife : Health & Household