Quick overview from the supplier:
Baterie UPS 12V/ 3.2AH Yuasa NP3.2-12, 3-5 Yeras
---
https://www.yuasa.co.uk/batteries/industrial/np-vrla-general-use/np3-2-12.html
Capacity at 20-hour Rate (Ah) 3.2
Capacity Ah (20-HR) 3.2
Length (mm) 134
Width (mm) 67
Height (mm) 64
Weight (kg) 1.0
Nominal Voltage 12
Capacity Ah 3.2
