Rechargeable D Lithium Batteries 2 Pack, 1.5V Long-Lasting D Size Li-ion Battery, 5600mWh High Capacity D Cell Battery with USB Type-C Charging Cable, for Flashlight, Water Heater, Gas Stove

Hold charge well and recharge via USB-C—handy for high-drain devices.

Worked great in a florescent bulb camping light to use as an emergency light

These have to be the sorriest rechargeable batteries that I have ever bought and used. They won't hold a charge for more than about 7 to 10 days, if even that long.

I like that the charger cable plugs directly into the batteries

Rechargeable batteries are an excellent investment for anyone looking to save money over time, reduce waste, and enjoy the convenience of having a renewable power source. They’re particularly great for high-drain devices. If you’re looking for eco-friendly, cost-efficient, and reliable power, these rechargeable batteries are the way to go.

it's easy to charge and the battery last a very long time. good product. when it's fully charged,

Meh Charged immediately, and they blinked for a few hours, then went solid green .. Installed and light output fell immediately in older flashlight with new led bulb...

New technology for a 48 yr old usually is not good in their eyes, but after charging them fully and they currently run the hot water on demand thing we have no shortage of power so far...