Here's the translation:Kit with 2 batteries 40AH 18V, dual charger and carry bag

18V 4.0AH battery kit with dual charger and tool bag.

Battery.

Flat battery base allows stable tool placement.
Hollow terminal shape prevents potential short circuits during transport.
Independent mounting buttons protect against accidental battery drops.
Durable casing and rubber spacers ensure high resistance to damage.
Double-soldered contacts increase resistance to vibration and overheating.
Dual circuit protection guards against moisture and dust.
Rigid target frame absorbs shocks that could damage cells.
Large heat sink accelerates heat dissipation.
High-efficiency lithium-ion cells.
Charge indicator helps the user manage work time.

Charger.

Ability to charge 14.4V and 18V voltages allows for two power tool lines.
Fast charging ensures batteries are ready for work in a short time.
LED interface allows easy and quick reading of charge status information:
Power indicator: lights up when the charger is connected to a power source.
Diode analysis indicator: lights up when the charger is analyzing the battery status.
Fault indicator: flashes when the battery is damaged. LED charging indicator: flashes when the battery is charging, stays lit when the battery is charged.
LED temperature indicator: flashing when the battery is too hot or too cold and needs to cool down / warm up before charging.

Technical data:

Battery voltage: 18V.
Battery capacity: 4.0 Ah.
Number of batteries: 2 pieces.
Battery type: lithium-ion.
Charging voltage: 14.4 V, 18 V.
Types of cells to charge: Li-Ion, NiCd, NiMH.

Standard equipment:

2 18V Li-Ion 4.0Ah L1840R 4932430170 Batteries.
BL1218 4932352659 14.4-18V Li-Ion Fast Charger.
Tool bag.