what-do-the-symbols-on-cordless-power-tool-batteries-and-chargers-mean

What do the symbols on cordless power tool batteries and chargers mean?

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Symbols on charger show how to use and read LEDs and other things. Most information on the casings of cordless power tool batteries and chargers are described using symbols and pictograms instead of words. The symbol meanings will usually be given in the instruction manual that comes with the tool. Here is a selection of the most common symbols to appear. Please note that the symbols vary between manufacturer and product so this is only a guide.

LED lit symbols

LED lighting patterns are indicated by symbols which show what the LED patterns mean on the cordless power tool battery or charger. Some symbols light up during the charging process or have corresponding LED lighting patterns to indicate changing conditions to the battery and charger. For example, to indicate an error in the process or a fully charged battery.
Symbols to show that the cordless power tool rechargeable battery is charging. The battery is charging correctly.
Cordless power tool battery is charged when this symbol shows. Charging is complete and the battery is fully charged.
The spanner symbol shows that the battery is being primed or conditioned. The spanner symbol usually means that the battery is being primed or conditioned.
This symbol means the charger has detected that the battery is too ot or too cold and it won't start charging yet. There is a delay in charging due to the battery being too hot or too cold.
tHIS SYMBOL SHOWS THERE IS A PROBLEM WITH THE CORDLESS POWER TOOL CHARGER OR BATTERY. There is a problem with the battery or charger.
This symbol means that there is a problem with the cooling system of the charger and the cordless power tool battery won't charge. There is a problem with the cooling system
There is a problem with the power lead or mains supply to the charger is this symbol shows. There is a problem with the power lead or mains supply.

Printed information symbols

House symbol shows that the battery or charger is for indoor use only. The tool should only be used indoors.
Read the instruction manual before using a battery or charger. The instruction manual should be read before use.
Fuse symbol on the back of electronic devices like cordless power tool battery chargers. A fuse of the type and rating written above the fuse symbol is the only type that can be used in the electrical plug of the device..
The tool or charger is double insulated so won't give an electric shock The tool is double insulated which means that it doesn’t require an earth wire but is designed so that it will not give you an electric shock when used as instructed.
This symbol means USB and shows where the USB ports are on the cordless power tool battery charger. The USB symbol shows where a USB connection can be inserted into the device.
Alternating current is used for mains power. The current is an alternating current (AC). Mains power is AC.
Direct current is used by batteries and chargers. The current is a direct current (DC). Batteries use DC and chargers convert alternating current (AC) to DC.
This symbol means the charger or cordless power tool battery should not be used near flammable materials. The device is flammable or should not be used near flammable materials.
This symbol means you must not burn the battery pack. Do not burn the battery. Batteries can explode and release toxic materials and gases which harm humans as well as the environment.
This symbol means that the battery must not be exposed to rain, snow or liquid. The battery mustn’t be exposed to rain, snow or any other liquid. The water can short circuit the battery and damage the cells irreparably.
Thermometer symbol shows the highest and lowest temperatures that the charger or battery is safe to use at. The thermometer symbol with a low and a high temperature in degrees Celsius next to it indicate the lowest and highest temperature the device can safely operate at.
EU legislation means you should not throw away batteries and chargers into the household rubbish. Under EU legislation, electronic devices should not be disposed of in household waste.
Batteries and chargers should be recycled so their components can be used again. The device can and should be recycled.