Yuasa NPW45-12. Rechargeable battery 12v 45W high discharge equivalent to 9Ah perfect for alarm systems, communication equipment, emergency lighting, fire and safety systems - AliExpress
Amazon.com: Power Sonic 12V 7Ah Battery Replacement for Yuasa NPW45-12 : Automotive
Yuasa NPW45-12. Rechargeable battery 12v 45W high discharge equivalent to 9Ah perfect for alarm systems, communication equipment, emergency lighting, fire and safety systems - AliExpress