Bosch compatible battery charger 36 volt 4 amp charger

"This e-bike battery fast charger is specially designed for charging Bosch Li-Ion batteries. With a charging speed of 4 amperes per hour, a 12AH battery can be fully charged in just 3 hours. This 4-stage charger automatically switches off when the maximum charging capacity has been reached. This smart charger has the ability to keep the battery active and in good condition. When the battery reaches 75%, the charger automatically switches to trickle charging to slowly charge the battery and maintain its voltage level. This ensures a longer battery life. Product specifications: - Suitable for charging Bosch Li-Ion batteries - Charging speed: 4 amperes per hour - Full charging time for a 12AH battery: 3 hours - Automatic shutdown at maximum charging capacity - Trickle charging at 75% battery capacity - Keeps the battery active and in good condition"