Battery pack for model no. 8017/ curtis portable dvd/cd player
From Curtis' website: "Q: Where can I purchase a replacement DVD battery?
Replacement portable DVD batteries can be purchased for $30 from Curtis International Ltd. Please mail a certified check or money order (payable to Curtis International Ltd) to 315 Attwell Drive, Etobicoke, Ontario M9W 5C1, ATTN: Customer Service Department. Make sure to include your name, complete mailing address, phone number with area code, model number of your unit and part required. "
Weigh you options....a new portable DVD player can be bought for not much more.