Shandong Zouping Mingbo Power Source Co. Ltd invites power supply experts of Chinese Academy of Sciences as guide, and produces SC1200mAh, SC1400mAh, SC1600mAh, SC1800mAh, SC1900mAh, SC2000mAh size NiCad and SC2500mAh, SC2800mAh, SC3000mAh size nimh rechargeable batteries. We also can provide the rated voltage, capacity, size of battery packs according to requirement. Our products have passed ISO9001-2000 and Germany Rhine TUV Safety Certificate Diameter is 22.2mm, Height is 43mm Good quality and after sales service, we will give the best price. Products are recognized with minbo logo. OEM and ODM services are provided. If you need more information please contact me at any time.