3.7v 606090 4000mah Lithium Polymer Battery For Power Bank

3.7v 606090 4000mah lithium polymer battery for power bankPersonalized lipo battery customizationCell thickness:2-9mmCell width:10-60mmCell length:15-150mmAbove the range can be produced according to your requirementSpecification:Items606090 3.7V 4000mAH Model606090Normal Voltage3.7VNormal Capacity4000mAhFull Charged Voltage4.2V±0.05VDischarge Cut-off Voltage3.0±0.05VCharging MethodCC-CV (constant voltage with limited current)Charging CurrentStandard charge:0.2C, Rapid charge: 1CDimensionH x W x L: (60mm x 60mm x 90mm)Operating TemperatureCharge: 0 to 45 C Discharge:-20 to 60CDetailed ImagesPictures for reference only, through different configuration of series/parallel connect, we can offer ideal voltage and capacity and size of Lithium battery pack you need. Scroll down the page and contact us for more detailsFeatures1, Longer storage life than NiMH Batteries 2, Light weight and higher energy density than any rechargeable battery 3, Installed IC chip will prevent the battery pack from over charge and over discharge. It helps protect battery chemistry integrity and prolongs battery life.4, Installed poly switch will cut off power if battery discharge current more than 6.6Ah5, Perfect for building up battery pack for medical equipment Back-up or EPS Emergency Power 6, Supply which requires compact size and lighter weightAdvantages1, High energy density2, High working voltage for single battery cells3, Pollution-free4, Long cycle life5, No memory effect6, Capacity, resistance, Voltage, platform time consistency is good7, With short-circuit production function, safe and reliable8, Factory price& High quality9, Good consistency, low self discharge10, Light weight, small sizeApplications1. GPS, MP3, MP4, PDA, PMC, PMP, PSP, portable pc, laptop, tablet pc;2. Lights, model aircraft, miner's lamp, safety helmets, safety headlights;3. Bluetooth headsets, e-books, mobile DVD, mobile TV, mobile scales,positioning devices, inter-phone, storing power, family power storing station;Trade terms: 1) EXW,FOB,CIF price2) Shipment: Ups/DHL/Fedex usually takes 4-8 working days to your country.3) Packing:Using blister or as your requirementProduct Process Packing Certification  Battery knowledge●What is mAh rating mean?Answer:If you are comparing batteries to a AA with a 2000mAh rating ,it will have twicecapacity of a 1000mAh rating .●What is application for NI-MH battery?●Answer:Any appliance need high energy consumption.Such as Baby toys ,video devices ,calculator,Camera,microphone, remote controls etc.●Why should I use higher rated mAh battery in my electronic devices ?Answer:Because higher rated mAh will give you longer run times between recharges ,but nobad effect on your electronic devices .●Knowledge of battery  Answer:Do not use different capacity batteries together  ,do not use battery with differentchemical material together ,do not expose battery to heat frequently.●When I receive batteries what should I do first?Answer:You had better to use it first ,because it has 60% power .