Datasheet
PRODUCT SPECIFICATION 
GP PowerBank 
Model : GPPB420 
Revision History 
Revision  Date  Initiator  Reason for Change 
00  13 March 2012  Keness Wong  New release 
Prepared By  Approved By 
Keness Wong  Tom Tsang 
Date: 13 March 2012  Date: 13 March 2012 
GPI International Limited 
Gold Peak Building, 8/F, 30 Kwai Wing Road, 
Kwai Chung, New Territories, Hong Kong. 
Tel: (852) 2484 3333        Fax: (852) 24805912 
Email: gpii@goldpeak.com 
Website: http://www.gpbatteries.com 
Manufacturer reserves the right to alter or amend the design, model and specification without prior notice. 



