Multitester tested for voltage. This is a voltage EQUIVALENT wall mountbattery charger to the Nokia adapter voltage regulator, power supply, powersupply, inverter, adaptor with the following spec: AC input 120V andDC output:5V 350mA. Amperage can be higher, but never lower. Round barrel connector with a positive center. Please do not purchase before determining compatibility for your phone. Questions are encouraged. Photo is generic. Shape, size or color may differ from picture.Special heavy wrapping is provided to protect the prongs. S&H in the contiguous USA is $3.00.(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 4 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 4 day drop-off time. Thankyou.