LIMETA R4AIR Universal Smart Battery Charger Fast 18650 Battery Charger USB C QC3.0 Output for Rechargeable Household AA AAA Lithium APP Bluetooth Connection and OTA Upgrade

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  • 6-Slot Intelligent Battery Charger This smart charger can simultaneously charge 6 different types of cylindrical rechargeable batteries. Each slot operates independently, allowing for simultaneous charging without interference. The maximum charging current reaches 4A vertically and 2A horizontally.
  • Quick Charging, User-Friendly Equipped with a universal USB-C input port, this charger supports QC PD fast charging protocols, allowing you to plug in and charge using any available adapter. With a maximum input of 40W, it can also be powered by computers or power banks.
  • App Connectivity The AA 18650 battery charger features an innovative App-based design instead of a traditional display. Monitor battery status and charging progress through the App.
  • Safety Features LED indicators show standby, charging, and charging completion statuses, while audible prompts notify you of battery detection, charging completion, and any faults. A micro fan ensures efficient and stable charging, and built-in safety mechanisms protect against overcharging, over-discharging, short circuits, and reverse polarity.
  • Package Includes The package comes with a battery charger, USB Type-C cable, and a user manual (batteries not included). For any issues during use, contact our friendly customer service team.
  • Smart Firmware V2.0 Integration Optimizes 1.5V Li-ion battery charging efficiency and improves NiMH battery compatibility via Polying App firmware update.

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