HP iPAQ 3970 Compatible USB 2.0 Data Transfer / Charger / Sync Cable Cord - 3 feet Black - Bargains Depot&reg; Compatible: HP iPAQ 3970 Length: 3 feet Color: Black 1 Year Warranty; 30 Day Money Back Satisfaction Guarantee; Bargains Depot is a Registered Trademark Charge the battery via the computer (PC or Mac) or an AC Adapter Wall Charger