Universal External Battery 1.Capacity:11.1V 6600MAH.74WH 2.Weight ... time 1. Product Description: This is a universal external battery pack, Applicable for 80% models of laptop, compatible with ... This product made up of Lithium battery, 1pcs PCB board, and housing. Color: argent Weight: 700g Material: crust aluminum Dimension: Lmax220mm ... LED lights on,90% ≤RP≤100% Universal External Battery