I purchased a battery for a portable ultrasound machine from WorldBattery through iOffer on August 23, 2010. My credit card posted payment on August 25, 2010 and I still have yet to see the item purchased. iOffer is very good at hiding the business contact information. I have filed complaint after complaint with iOffer and not one reply. STAY AS FAR AWAY AS YOU CAN FROM THIS COMPANY!!! They are nothing but a scam and should be closed down!!! read full review »