Product Name: High Quality 3.7V 3000mAh Rechargeable Lithium 18650 Battery for Flashlight Model NO.: UBT-18650-3.7V-3000mAh Rechargeable: Chargeable Installation: Packaged Electrolyte: Li-ion Shape: Cylindrical Battery Discharge Rate: Medium Discharge Rate Nominal Voltage: 4V Usage: Car, Bus, UPS, Electric Power, Lighting, Electric Bicycle, Boat, Toys, Tools Type: Lithium-Ion Batteries Capacity: 3000mAh or Customized Lead Time: 20 Days Certification: UL, Ce, RoHS, Un38.3 Trademark: Ubetter Transport Package: Customized Specification: 18650-1s1p Origin: China HS Code: 8507600090 Product Description High Quality 3.7V 3000mah Rechargeable Lithium 18650 Battery For FlashlightItemSpecificationNominal Voltage3.7VNominal Capacity3000mAh(0.2C discharge)SizeCustomizedWeightapprox 48gbattery TypeLithium batteryMax Charge Protection Voltage4.2VCharging Current1~3CCharging Time1 hourCharge MethodCC-CV (constant current and constant voltage )Max Discharge Current1A-50ARecharge Cycle Life>800 cyclesCharge0~45°C,45~85%RHWorking TemperatureDis-charge-20~60°C,45~85%RHStorage TemperatureOne month-20~60°C,45~85%RHand Humidity Three months-20~45°C,45~85%RHOne year:-20~25°C,45~85%RHProtection FunctionsOver charge, Over discharge, Over load, Short CircuitWarrantyfull 12 monthsSafety CertificationCE,UL,FCC,Rohs, ISO9001· Long Cycle LifeCan be recharged for use for over 1,000 times. No memory effect.Out-performed LiMno2,LiFePo4 cells with much longer run time.· High SafetyAssemble with Japan cells. High and stable performance &heat resistant. Top design and technology to prevent risk of explosion. The battery pack is impact proof and can sustain heavy external shocks.· Reliable QualityFor quality assurance, we use Japanese cell with new mixing formula "Li-ion" to assemblebattery pack that guarantee our running distance and safe requirement are up-to standard.· OEM WelcomeWe can provide you with custom made service for battery pack sample order and testing. Battery can fit for foldable bike, electric sport bike, electronic scooter and electric wheelchair.High Quality 3.7V 3000mah Rechargeable Lithium 18650 Battery For Flashlight