This is an SLA 4.5-4 battery with a 4V 4.5AH capacity, UL certified and maintenance free.
Dimensions are 1.89" x 1.89" x 4.25" with an F1 terminal. Only the battery is included in the listing, no wire harness or mounting accessories.
It is a spill-proof SLA/AGM battery with high discharge rate, wide operating temperatures and long service life.
It is a rechargeable battery that can be mounted in any position, resistant to shocks and vibration. It has high performance in high and low temperatures.