Specs:

12 Volt 2.8AH
Length: 5.24" (133mm)
Width: 1.30" (33mm)
Height: 3.82" (97mm)
Height over terminal: 4.09" (104mm)
Weight: 2.60bs (1.18kgs.)
Terminal: F1 (.187) Fast-On

Cross Reference/Replaces:

ES3-12R
SLA2.9-12