DIN60 Long Life Span Rechargeable auto Battery For Car

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About Us

Originated from South Korea, Palma began its local production of maintenance free batteries in China in 1997. It is one of the earliest manufacturers of MF batteries in China. Featuring in advanced production tech from South Korean, Palma rapidly grasped a considerable market share of its kind. Over 5 million batteries were sold hitherto. Endorsed by the strict manufacturing and QC characteristics from South Korea, Palma Battery always maintains its fine product quality. Over the last 20 years we have kept promoting our technologies, in the aim to provide a more pleasant experience for Palma battery users. 

Advanced Tech

Maintenance instruction

1、Storage

1.1 This series of batteries shall be stored in 5-25℃ dry, clean, and well ventilated environment free from direct sunlight, at least 2m from the heat source.

1.2 The battery shall not be inverted and laid and subject to any mechanical impact and pressure.

1.3 The storage duration of the battery is 6 months at room temperature. Normally if within 6 months. the battery can be used directly. If storage for more than 6 months, the battery can still be used after power replenishment. 

2、Charging method

This series of batteries can use the constant voltage or constant current charging method, but the constant voltage charging method is recommended.

2.1 constant current charging method

To charge the battery in the current (A) of 1/20 of the rated capacity of 20 hours until the battery voltage reaches 14.4V, then continue to charge for 2-3 hours. 

2.2 Constant Voltage charging method

To charge the battery at constant voltage above 16.0 (maximum current not exceed 25A) until the charging current is near zero and maintains unchange for 2-3 hours.

2.3 The battery shall be charged with the positive electrode of the charger to the positive electrode of the battery, and the negative electrode of the charger to the negative electrode of the battery.  Don’t reverse charging.

3、Maintenance

3.1 The battery cover has an indicator showing the state of the battery. The battery works properly when the indicator displays green. The battery should be charged promptly when the indicator is shown in black. Replace it immediately when the indicator displays white.

3.2 The battery should be charged in time during the use process.

3.3 Avoid overcharged during use and charging.

3.4 The battery will generate gas when charging, and you should regularly check the exhaust hole on the battery not to be blocked, so as not to cause the battery to burst.

3.5 Whether the connection parts should be firm and the end column surface should be regularly checked for clean cleaning to ensure good contact. 

3.6 If the battery being idle for a long time (generally more than 15 days), please remove it from the car and put it at the ventilated and dry place. Charge the battery every 3-6 months (depending on whether the indicator is black or not).

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