https://www.batteryspace.com/Custom-Primary-Non-rechargeable-Lithium-Battery-Pack-9.0V-3Ah-6xAA-wit.aspx
Custom Primary (Non-rechargeable) Lithium Battery Pack: 9.0V 3Ah (6xAA) with open end wire
Custom Primary (Non-rechargeable) Lithium Battery Pack: 9.0V 3Ah (6xAA) with open end wire