The ego power 5ah battery is 56v and can be charged with the standard ego charger in 100 minutes and with the ego infinity rapid charger in 40 minutes.the ego range of power battery operated gardening tools were introduced to the uk market during the spring of 2015'. '.strtoupper('t')hese cordless garden products have been a major success in north america with their 56 volt lithium ion batteries which are comparable in performance to petrol powered machines.recent consumer research has shown an increased interest and demand for outdoor power tools which are quieter and less environmentally polluting than traditional petrol driven models.all the machines in the range are interchangeable with the 2ah, 4ah, 5ah, 7.5ah and 6ah lithium ion batteries.these ego power plus batteries provide up to 40% more power than a leading 40v battery.weight 2.2kgwarranty manufacturer's 3 year