English LCD system, displaying UPS working flow chart, working value and guiding operating indication.

2. Illustration by computers speech sound system.

3. If the battery is over-discharged the life for normal use is then reduced; for the purpose of protecting the battery, which is provided with double check protects including special designed circuits with function of automatic shut down, and avoiding inverse connection and short circuit happened.

4. Exploiting IGBT power component to achieve the function of less volume, low noise and high reliability.

5. On / Line design, without interruption of power suddenly.