KAD21 - Battery KRESS - Free user manual and instructions
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| Product Type | Rechargeable lithium-ion battery |
| Brand | Kress |
| Model | KAD21 |
| Nominal voltage | 20 V |
| Capacity | 2.0 Ah |
| Energy | 40 Wh |
| Dimensions (L × W × H) | 120 × 80 × 60 mm |
| Weight | 0.5 kg |
| Compatible charger type | Kress 20 V fast charger |
| Approximate charging time | 60 minutes |
| Number of cells | 5 |
| Charge indicator | 3-level LED |
| Integrated protections | Overcurrent, overheating, deep discharge |
| Operating temperature | -10 °C to 40 °C |
| Storage temperature | -20 °C to 50 °C |
| Compatibility | Kress 20 V cordless tools series |
| Maintenance | Clean with a dry cloth; avoid moisture |
| Recycling | Do not dispose of with household waste |
Frequently Asked Questions - KAD21 KRESS
How to charge the KAD21 battery?
Use only the compatible Kress 20 V charger. Plug the charger into a wall outlet, insert the battery into the charger. The charger LED indicates progress. A full charge takes about 60 minutes.
Which tools are compatible with this battery?
The KAD21 battery is compatible with all Kress 20 V cordless tools (drills, screwdrivers, saws, etc.). Check the 20 V max marking on the tool.
What to do if the battery does not charge?
Check that the charger is properly plugged in and the contacts are clean. If the battery is too hot or too cold, wait for it to return to room temperature. If the problem persists, contact Kress customer service.
How to store the battery long-term?
Store the battery in a dry, temperate place (10-25 °C). Ideally, keep it with a charge between 30% and 50%. Do not let it fully discharge.
Can I use a charger from another brand?
No, use only the original Kress 20 V charger. An incompatible charger could damage the battery or pose a safety risk.
How to interpret the battery LED indicators?
The KAD21 battery has 3 LEDs. 3 LEDs on = full charge, 2 LEDs = 50-75%, 1 LED = 25-50%, flashing LED = battery almost empty or at extreme temperature.
What is the lifespan of this battery?
The lithium-ion battery can withstand about 500 charge/discharge cycles before its capacity significantly decreases. Proper use and storage extend its lifespan.
Does the battery heat up normally?
Slight heat during charging or use is normal. If the battery becomes very hot to the touch, stop using it and let it cool down. In case of frequent overheating, contact customer service.
How to clean the battery contacts?
Use a dry, lint-free cloth to wipe the contacts. Never use liquids or abrasive products. Make sure the contacts are clean before charging.
How to recycle the battery at end of life?
Do not dispose of the battery with household waste. Take it to a battery collection point or a Kress retailer. Recycling is mandatory and environmentally friendly.
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USER MANUAL KAD21 KRESS
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Product information
Brand : KRESS
Model : KAD21
Category : Battery