We present our new product: the Chargeman.  https://eunicycles.eu/en/30-chargeman   User Interface The ChargeMan can work in two modes: universal mode and dedicated mode. The universal mode allow to cooperate with any type of li-ion charger with voltage range 30-101V and current up to 10A. The dedicated mode makes the measurements and calculations special for predefined parameters of charger and li-ion battery. This is the recommended mode. Th