10 tips on making the Ni-CD and Ni-MH rechargeable Cordless power tools run longer

If you want your cordless power tools to be durable use, you must know how to maintenance it. But, for tools used with Ni-CD or Ni-MH batteries, the main point is how to protect the battery and charger. in order to better protect the battery and charger, here are some particular attentions:
1. When in summer, the temperatures are high, long working hours make the battery to high temperatures, and even produce burst phenomenon, so, attention should be adapted to control the battery temperature.
2. After a battery is fully charged, the charger will be hot, so it is better to charger another battery after 10-15 minutes.
3. Because the Ni-CD and Ni-MH battery has the “Memory effect”, long-term improper charging and discharging will made the battery life shortened.
4. Batteries are chemical substances is prohibited hit the water, otherwise there is risk of a problem but will not be able to repair, to replace the battery, the old battery can only be scrapped。
5. Unplug the power of charger when there is no battery.
6. Charging the best in the room, the temperature is below 38 degrees is best.
7. Thunderstorms often occur in summer, when lightning and voltage instability, please do not charge the battery, because this will may the charger easy to burn.
8. Pay attention to the working environment, to avoid metal is sucked inside the motor magnetic motor, this will cause the motor stuck phenomenon.
9. Recharged the battery for every two months if not used, otherwise it may appear the phenomenon of cell necrosis.
10. Old batteries should appoint good collection and treatment, so as not to pollute the environment.

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