T-Power Ac Dc adapter Compatible with Citizen CT-S300 CT-S310 CT-S300 CT-S310A CBM1000 Quickbooks POS Thermal Receipt Printer Replacement Switching Power Supply Cord Charger T-Power Made with the highest quality. Brand-new T-Power ac adapters are made with the highest quality materials. T-Power products were tested by manufacturer to match and/or exceed specifications of OEM products. 1-year limited warraty.