Multitestor tested for voltage. Stop wasting money on batteries that wear out. Plug it in and forget it. This is a voltage EQUIVALENT adapter to the GeoSafari electronic learning system - white or yellow upright standing card support computer. Photo is generic. Adapter shape, size or color may differ from photo. Special heavy wrapping is provided to protect the adapter plug-in prongs. S H in the contiguous USA is $6.(insured shipping). Please see other interesting items by JGrit USPS DELIVERY TIME: As stated in the item listing, seller will drop-off your item to the USPS within 5 days of receiving cleared payment. How long it takes to deliver to your door is strictly within USPS control and not within the control of seller. Please leave 5 stars for seller 5 day drop-off time6v. Thankyou.