1. Inverter maintains battery pack fully charge when the mains(A/C) supply

2. Inverter switch to battery pack(D/C) supply when the mains(A/C) failure

3. Suitable for rechargeable sealed Nickel Cadmium(Ni-CD) and Nickel metal Hydride(Ni-MH) battery packs

4. Electronic protection against "over-charge" and "deep-discharge" of batteries

5. Mains and charge monitoring (LED)

6. Test button for testing and maintenance services

7. Among the choices of 2-hours or 3-hours discharge duration, according to difference battery packs by respective requirements

8. Application: Commercial Building, Industrial Workshop, Warehouses, Hospital, School, Supermarket, Residential area etc.