Single battery voltage: 3.7V Nominal voltage after the battery pack is assembled: 7.4V Single battery capacity: 1000mAh Battery combination: 2 string and 1 parallel Battery voltage range after combination: 6.0V~8.4V Battery capacity after combination: 1000mAh Battery pack power: 7.4W Battery pack size: 10.5*40.5*44mm Maximum discharge current: <1A Instantaneous discharge current: 2A~3A Maximum charging current: 0.2-0.5C Charge and discharge times: >500 times 7.4V polymer lithium battery ①Comply with relevant national standards and requirements for batteries ②All finished battery products have been calibrated and tested before leaving the factory. They can be used directlyBluetooth earphone, smart watch, smart wearable, bank Ukey, POS device, medical equipment and other portable devices.Trading details: (1) Packing: industrial packing (can be as customer's requirements) (2) Delivery lead time: usually 15-35 business days after payment (3) Payment term: T/T, PayPal, L/C   About us: Xuanli company’s main products are:smart battery packs,18650 lithium batteries,polymer lithium batteries,lithium iron phosphate batteries,power batteries,battery chargers and various special batteries. The company ‘s products are widely used in :medical products,power equipment,lighting products,power tools,consumer electronic products and various high-end portable electronic equipment power supply fields. Xuanli company adheres to the business philpspphy if “do a good job of every battery with” “core,professionalism,focus and innocation”,adhere to the service positioning of the middle and high-end market,and is committed to tailoring each power supply solution for customers.Excellent quality,professional solutions,dedicated services,and innovative concepts allow the company’s service network to cover all parts of the world.