Ni-mh/ni-cd battery, we have over 100 models, there is normal modles;high temperature;low temperature models;high rate battery. High temperature battery mainly used in emergency light. We have ni-mh low temperature battery can work at degree -45~55(more than 60% of its capacity available under degree -45), such as yt-8500d battery etc. Ni-cd high temperature can work at degree -10~+65, low temperature can work at degree -45~+50. High rate battery is used in power tools, rc toys, scooter, electronic bike, grass cutter, muller etc. Our battery has long service life;stable quality and high reliability;low self discharge;low pressure venting systems. We also design according customers requirement. Now about 60000ah ni-mh battery, battery pack output per day.90% of our battery products exported to our customers all over the world. It\'\'s worthy to choose yuntong as your partner, your power solution... Certificate: Ul/CE