Single battery voltage: 3.7V Nominal voltage after the battery pack is assembled: 7.4V Single battery capacity: 1000mAh Battery combination: 2 strings 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: 5.2*40.5*85mm 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 directlyCompany overview: XUANLI electronic Co., Ltd is an experienced manufacturer of batteries specialized in smart battery packs,18650 lithium batteries,polymer lithium batteries,lithium iron phosphate batteries,power batteries,battery chargers and various special batteries. We welcome OEM and ODM orders and we sincerely hope to work with you hand in hand to create a prosperous future.   XUANLI advantages: Experienced staff Reasonable price Product performance Quality approvals Small orders acceptedQ1: How about your daily output? A: Our daily output could reach 50000pcs. Q2: How many COTS models do you have? A: More than 2000COTS cells are available. Customized is also welcomed. Tooling cost would be free of charge once it reaches the target quantity. Q3: Could you offer free sample to test? A: In general, we offer it for new customer after they pay the sample fee, and we will refund the sample cost for them when massive order is confirmed.. Q4: How about the shipping? A: We have some good-cooperated shipping agents. They have much experience in shipping batteries. You can also use your own forwarder. Q5: How many days will it take for the order? A: It usually takes about 7~10working days if there is stock. For customized or if there is no stock, the lead time would be about 30~40working days for mass production.