VERICO LoopEnergy AA 2550 Rechargeable USB C Battery 1.5 V mWh (1700 mAh) Li Ion, Quick Charge via Connection in Approx. 2 Hours, 4 x AA, Colour: Green

Practical accessories - Includes 4 USB charging cables for single or multi-charging of up to 4 batteries and practical storage box High voltage stability: suitable for devices with a voltage requirement of 1.5 V Quick and safe - Multiple protection mechanisms prevent overcharging, deep discharge as well as overheating as well as short circuits with a short charging time of 1-2 hours Simple and practical - Charges via USB type C with USB charger, power bank, notebook and much more, no additional charger required