Sealed batteries CMF are not maintenance (maintenane Free) which manufactured by TiaSang Battery Joint Stock Company in Korea technology and equipment of the United States, Italy and South Korea, is the type of lead-acid batteries in sealed type. It has many advantages over tradition batteries, which are:

      1. Structure sealed and leak fluid and gas can be safely used for automotive and power equipment using a different way.

      2. No need checking the specific gravity of electrolute and no need adding distilated water in using process, or to test new annual at once (in the case of batteries structure could open)

      3. Long life due to low self-discharge: the battery drain only 3% capacity / months at a temperature of *0oC

      4. The ability to recover quickly after a deep discharge.

      5. Power is clean, environment friendly and very convenient for the user.