Dear Friend, Good day! We are professional lithium battery manufacturer in China, 1500 workers, 26,000 ㎡workshop, 12 years experience, top technology expert and automation equipment, and this is how we keep good quality and reliable cooperation for global valued customers. Our batteries are widely used in civilian and military equipments,meters, alarm,e-bike, e-bus, lighting products and so on, below pls find some of our battery models. Lithium ion rechargeable battery 18650 3.7V 2600mAh 21700 3.7V 4000mAh Lithium polymer rechargeable battery 063450 3.7V 1200mAh 1260100 3.7V 10000mAh LiFePO4 battery IFR32700 3.2V 6000mAh LiMnO2 battery CR123A 3V 1500mAh LiSOCL2 battery ER14250 3.6V 1/2AA 1200mAh Should you have any interest, please contact us for more details, thanks ! Best regards, Henry