Handspring 3147NA Battery Charger Saves the Traveler! Handspring 3147NA travel battery charger is designed & built specifically for your Handspring Treo 90/ 180/ 270/ 300/ 600 cellular phone. Use this compact & economical 110 Volt AC rapid rate battery charger for a quick battery charge. Quickly plugs into household outlet for easy battery recharging! This Handspring Treo 90/ 180/ 270/ 300/ 600 cellular phone compatible 110VAC rapid travel battery charger can operate your cellular phone when attached to a rechargeable cellular phone battery. This is the factory Original Handspring 3147NA Battery Charger.