Very nice to contact you.How are you? I am Donna,saleswoman from China. We produce smart chargers for electric toolings for more than 20 years. DC input 100V~250V 50/60Hz 12~96V 10ah~70ah smart charger for batteries Have timer in it,turn off after charge fully Famous brand,cooperate with many famous company Charge fast and Safety Top quality because test in Oven for 10 hours Long life CE certificate If you need them,do not hesitate,could you please contact me directly? If no need,sorry to interrupt you. Thanks B&R Donna Xu 0086 13713642194(Mobile Phone ID &Wechat ID)