SERVICE Sell Battery We sell lithium-ion batteries used from notebook computers to artificial satellites here Trial / mass production Battery system development of 48V ~ 320V or more such as sunlight storage battery, EV car, EV bus, UPS and so on is possible. We also offer integrated development environment for battery system. What is safety regulation Compare the safety of the lithium-ion battery and lithium polymer battery and confirm transport regulation here. What is Lithium ion battery The basic information on lithium-ion batteries and chargers is here. Development and Design Materials useful for the development and design of lithium-ion batteries are posted. Please use it to develop mobile devices and other lithium-ion batteries.