Rectangular battery with seven slit-type contacts on end.Dimensions 5.18 x 3.52 x 0.83Weight: 0.88 lbs. Fits Acer Laptop Computer: TracelMate 244LC-XPPTravelMate 220TravelMate 223XTravelMate 223XCTravelMate 225XTravelMate 225XC TravelMate 225XV-ProTravelMate 233XCTravelMate 244LCiTravelMate 250TravelMate 252ELCTravelMate 252ELCiTravelMate 254ELCiTravelMate 260TravelMate 261TravelMate 261XV-XP