DESCRIPTION Type: Li-ion Polymer Battery Voltage: 3.7V Capacity: 750mAh / 2.78Wh Compatible Models: SONY Portable Reader PRS-500, Portable Reader PRS-500U2, Portable Reader PRS-505, Portable Reader PRS-505/LC, Portable Reader PRS-505/RC, Portable Reader PRS-505/SC, Portable Reader PRS-505SC/JP, Portable Reader PRS-700BC, Portable Reader PRSA-CL1 Weight: 15g Dimensions: 5.0 x 30.5 x 50.0mm Over 300 times cycle life Safe and reliable battery certified by UL,UN38.3, RoHS Please check your device’s model number and part number on your battery, both numbers have to be match as stated in the listing to ensure the compatibility. Any questions, please feel free to contact us. SHIPPING We offer a FREE SHIPPING from our US-based warehouses. Shipped via USPS or UPS on all domestic orders. Orders may take up to 48 hours (Mon-Fri) to be dispatched, after receiving verified payment. Weekends and the Federal Holidays do not take into account of the Delivery time. Parcel are normally delivered within 7 working days, if you have not received your item after 7 working days, please contact us. We do not ship to APO, FPO, Alaska, Hawaii and Puerto Rico addresses, and we are unable to ship to PO BOX for this item. PAYMENT We only accept payment through Paypal. All payments must be prepaid in full. Your payment needs receiving within 7 days after the auction ends. If you would like to use other payment method, please contact us. RETURNS 14 Days Money Back Guarantee: You may choose to return the product(s) for a full refund, exchange or replacement. 180 days Warranty: You may return the product(s) for replacement only if product(s) were found defective. You will be required to cover shipping on the return of defective items. ABOUT US We specialized in the R&D, manufacture, and sale of lithium rechargeable batteries and battery packs which are widely used in portable DVD players, laptop computers, mobile phone, Mp3/Mp4 players, blue-tooth devices, GPS, PDAs, model airplanes, electric toys, electric tools, electric cars and other portable electric products. Now we provide ending users with premium replacement batteries and electronic accessories online, US-based warehouses help customers get items easily and quickly.