TENAVOLTS is the next generation of rechargeable battery, exceeding traditional Ni-MH rechargeable battery in many areas. It provides 1.5V constant voltage for all devices, specializing on the portable electronics with high energy requirements. In addition, as a sub-brand of NANFU, TENAVOLTS insists on independent research and development, committing to environment protection. More importantly, TENAVOLTS has mastered multiple international patents and passed various Rohs/ Directive 2013 environment safety tests.