12v 4.5ah (as 4ah, 4.2ah & 5ah). The AGM chemical composition ensures a longer lifespan and better performance for both high and low drain devices, as well as solar/wind devices. Mountfield Hayter Stiga Lawnmower mower 12v 4.5ah battery ULTRAMAX NP4.5-12, 12V 4.5AH.
eBay