Product Name: 3.7V 6600mAh 1s3p Li-ion Battery Pack Model NO.: LP0037-6600-L Standard Voltage: 1.5V?4.8V1.5V?4.8V Rated Capacity: >1000MAH Accessories Type: Chargers Size: Small Discharge Rate: Low Discharge Rate Rechargeable: Chargeable Connection Mode: Series and Parallel Type: Lithium-Ion Battery Pack Battery Type: 18650 Battery Packae: Antistatic Bag /White Box and Standard Export Cart Delivery Date: 15days Wrranty: 12months Trademark: quawin Transport Package: Carton Specification: CE Origin: China HS Code: 850760000 Product Description 3.7V 1S3P 6600mAh Li-ion battery pack Product Description3.7V Li-ion rechargeable battery made of3PCSof high quality Cylindrical 18650 cell with PCB and polyswitch for full protectionDescriptionCell: 18650 (High quality Panasonic/Sanyo/Samsung/LG/Chinese A grade or as per special requirement )Capacity: 6600mAhVoltage: 3.7VBattery Pack: 1S3P 3.7V 6.6AHPack: PVC Shrink tubePrewired: 22 AWG wire with connector(as per customer's requirement)Dimensions: (LxWXH)69mmx56mmx20mmWeight:180g(about)TechniqueCharging Voltage: 4.2V CC/CVMaximal continuous discharging current:2AOver charge detection voltage: 4.28V ± 0.025VOver charge release voltage: 4.08 ± 0.025VOver discharge detection voltage: 2.4V ± 0.05VOver discharge release voltage: 3.0V ± 0.05VOver charge protectionOver discharge protectionOver Current protectionShort Protection:Exterior Short Circuit and can be automatic recoveryLow Interior resistanceTemperatureCharging temperature: 0 -45 CdegreesDischarging temperature: -20 -60 CdegreesStorage temperature: -20 -45 CdegreesRemark:The cell can be replaced by other available models such as 14430 14500 18490 18500 and so on, we can make all kinds of customized battery packs.If you have different requirement on technique, shape and so on for the battery pack, we can made-to-order as per your request.If you have any other needs ofour battery pack, please no hesitate to let me know theMessages below1. What's the voltage and capacity you want?2. How about the operating current and peaking current of your machine?3. The battery will be used for what?4. How about your quantity?Attention:If I am not online, please kindly leave a message. I am here waiting for you. Thanks!ItemSpecificationNominal Voltage7.4VNominal Capacity4000mah(0.2C discharge)SizecustomizeWeightapprox.230gComposed Type2S2PMax Charge Protetion Voltage8.5V-8.6VCut-off Discharge Voltage5V-5.6vCharging Current0.5CCharging Time4-5HCharge MethodCC-CV(constant current and contant voltage )Max Discharge Current2CRecharge Cycle Life800 timesWorking TemperatureCharge0~45°C,45~85%RHDis-charge-20~60°C,45~85%RHStorageTemperatureOne month-20~60°C,45~85%RHand HumidityThree months-20~45°C,45~85%RHOne year-20~25°C,45~85%RHProtection FuctionsOver charge, Over discharge,Over load, Short CircuitWarrantyfull 12 months