Customer FirstRest assured with 30 days Refund and 12 months Warranty; 24 x 7 email support. We specialize in providing quality power products and quality customer service. (Note: return windows will close after one month, If you have any problem with battery, please Contact us - in YOUR ORDER options click the contact seller.) Tech Specs & 100% New Products Model: 45121212P Voltage: 7.6V Capacity: 41.8Wh/5500mAh Battery type: Li-ion. (We only use grade A battery cells that provide up to 500 recharge cycles over the life of the battery. Come with screwdrivers.) Compatible Part Number45121212, 45121212P, 3978115, 3978115-2S NV-3978115, NV-3978115-2S,U4374113PV-2S1P,U4374113PV. Replacement For Laptopfor GATEWAY GWTN116-1BL GWTC116-2BL GWTC116-1BK GWTC116-2BK Series;for RTDPART Series SecurityAll Mobik products are certified by UL / CE / FCC / RoHS for safety. Were so confident in the performance of our replacement laptop batteries, strict guidelines for compatibil