Instruct: Classify a review into positive or negative sentiment.
Query: Motorola Razr V3c replacement battery

very disappointed with this product. Motorola Razr V3c V3m Lithium-ion Silver Extended Replacement Battery 3.7v with Extended Battery Case Cover (Not Compatible GSM Cingular and T-mobile)did not work with the Motorola V3c phone.i now have lost my shipping money which i will be calling to get a refund on.now i'm not sure if i can trust Amazon for another purchase. you have lost my business