Set: 4 Ah battery (HT2E240-A40) + 4 A charger (HT2E242-C40). 4 A battery recharge time to 80% in 60 minutes. 4 Ah battery (HT2E240-A40): • A lightweight and compact energy storage for many, varied devices included in the brand's offer. • Low weight and small dimensions contribute to a more comfortable and longer operation. • An advanced electronic module monitors battery operation to maximize performance, operating time, increase durability and safety. • Cell overheating protection, extending their operating time and enhancing their durability. • Short circuit protection increases safety of work and storage of the rechargeable battery. Charging level control extends the life cycle of the cells. • Cells made in the latest lithium-ion (Li-Ion) technology ensure high energy efficiency, robustness and reliability. • Housing protected with rubber bumpers protects against mechanical damage. Cell protection against moisture. • Operation possible from - 18 ℃ to + 50 ℃ of external temperature, extends the scale of tool use. • Charging level shows the available energy. 4 A charger (HT2E242-C40): • An effective charger that charges a 2 Ah battery in about 30 minutes. • An advanced electronic module monitors battery voltage and temperature to maximise charging performance and ensure long battery life. • Overheating protection extends the service life and battery life. • Short-circuit protection improves the safety of the charging process. • Charging level control extends the life cycle of the cells. • The indicators show the battery status and charging process.