Cameron-Sino CS Backup Battery for Clarity Cordless Phone Professional C4220, Professional C4230, Professional C4230HS .Cameron Sino offers premium quality batteries and chargers at an affordable price. Our products are CE and RoHS certified .We offer a wide range of products Additional Details ------------------------------ Product description: Cameron-Sino CS Backup Battery for Clarity Cordless Phone Professional C4220, Professional C4230, Professional C4230HS .Cameron Sino offers premium quality batteries and chargers at an affordable price. Our products are CE and RoHS certified .We offer a wide range of products