USB Battery Charger with 4 Pack 3000mAh Flat Top Battery Ni-MH, 4 Bay Display Smart Universal USB Battery Chargers for Flashlights,Headlamps,Doorbells,RC Cars,Outdoor Garden Lights,etc

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[Package Included] 1 Pack 4-Bay USB Battery Charger and 4 Pack Ni-MH Rechargeable Batteries (Material: Ni-MH; Type: Flat Top; Capacity: 3000mAh, Size: 18.01mm * 18.01mm * 65.01mm / 0.7inch * 0.7inch * 2.56inch(L*W*H)). NOTES: These are Flat Top rechargeable batteries, NOT Button/ AA/ AAA Batteries. Please check this battery size whether fit for your device or not.
[Temperature Protection] Stop charging automatically if the temperature of charger or battery gets too high when charging. Stainless steel rail is more long-lasting and smooth. Worldwide voltage, suitable for the whole world, car adapter is available.
[Smart Battery Charger] The charger has a red/green light display. Red light when charging, green light when full. When charging, please align the (+) and (-) of the battery and charger to ensure that the battery can be charged correctly. The USB cable charger can be connected to the computer charging, mobile charging, receptacle charging, on-board charging etc
[Powered by Advanced Intelligent Chips] Multiple Precision Protections · Defends against undervoltage, overvoltage, overcurrent, overheating, and short circuit risks—shuts down immediately if abnormalities occur. · Automatically identifies and protects against battery reverse connection, avoiding damage from human error. · Exclusively supports intelligent wake-up and repair of zero-capacity batteries, reviving "sleeping" cells. · Scientifically selected air ducts and materials effectively control temperature rise, ensuring continuous, stable fast charging. · Multiple hardcore protections build a solid barrier for battery health and charging safety!
[Customer Service] Our store offers excellent after-sales service. If you have any questions, please feel free to contact us at any time.