Booster chargers

rlphvac

solid fixture here in the forum
Grumpy a friend gave me an old booster charger that needs a battery it is a Haijiu battery # HG7-12 it is 12 volt 7AH/20HR. I can't find the same battery. What I can find is a 12volt 7AH/ 12HR will this work & what is the HR
 
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