USB design & LED lightWith built-in Type-C usb port,easy to charge and use.LED indicates charging status,green light flashes-charging,green light always on-fully charged.
AA 1.5V Lithium ion battery,can replace of Single use Alkaline AA 1.5V battery.Eco-friendly and save money.
Long service life,can be recharged at least 1,000 cycles.
More widely usecompatible with your remote controls,keyboards,mice,toys,flashlights,electric toothbrushes,induction lights and radios.
Package 4 x USB AA batteries and 1 x 4-in-1 USB cable.