Type: lifepo4/lithium ion Nominal Voltage: 12V Size: Flexible/Custom Nominal Capacity: 7.5AH-40AH Material: lifepo4 battery technology Outer case: ABS-plastic case Designing: Compact designed with internal BMS Applicaiton: Direct drop-in original SLA battery Weight: 1-2.2KG Model: 12.8V40AH LIFEPO4 Certification: CE/MSDS and UN38.3 Application: UPS/ Portable Backup power/Wheelchair/CCTV,Solar power Label: GREEN/ NEW BATTERY