Lead acid (SLA). Absorbed Glass Matt (AGM) technology with no free acid. Sealed battery. Useable in any orientation (except continuously inverted).
YUVOLT BY YUASA 6V / 12V RECHARGEABLE LEAD ACID BATTERIES 4Ah 1.2Ah 2.1Ah 7Ah
Yuasa NPW45-12 Rechargeable Sealed Lead Acid Battery GENUINE YUASA 12v 45W
Y9-12 12v 9Ah 20HR GENUINE YUASA Lead Acid Rechargeable Battery NP7-12 12V 7AH
NP7-12 12v 7Ah 20HR GENUINE Yuasa Lead Acid Rechargeable Battery NP6-12