Szdcoo 14.4V 4400mAh Replacement Battery for Compaq — 447649-251 / 447649-321 / 454001-001 / HSTNN-DB53 / HSTNN-OB53

Compatible with part numbers 447649-251, 447649-321, 454001-001, HSTNN-DB53 and HSTNN-OB53, this Szdcoo lithium‑ion battery is designed as a direct replacement for Compaq laptops. Electrical specifications: 14.4V nominal voltage and 4400mAh capacity. Physical details: 145.66 x 63.91 x 38.81 mm (L x W x H) and a weight of 587 g. Safety features include built-in protection against over-charge, over-discharge, over-heat, over-current and short-circuit conditions. The battery is certified to ISO9001, RoHS, CE and UN38.3 standards and is supplied with MSDS documentation. Please check your existing battery’s part number before purchasing to make sure this pack is compatible with your device. The product comes with a 12-month warranty, a 30-day money-back guarantee and 24/7 (7×24) customer support.