are thier any cheaper than wcw .£20 plus vat.the red backpack from wcw .doesnt have the rubber seal the yellow ones had .it stopped working this aft noon .just took off bottom part n the connecter on the battery had rusted n broke off .water must have been getting through gap were seal should be.i ll phone them in morning n see what they say .they sent me a new switch last month when it packed up its still under a yr old so mayb they ll send a new battery .if i send old one off .mind u might b cheaper to take it down in the van than pay postage .as these new batteries ar nearly twice the wieght of the yuasa ones