Artman Rechargeable Lithium D Batteries 4 Pack, 9000mWh Rechargeable Lithium-ion D Cell Battery with 2 in 1 USB-C Charging Cable, 1.5V Batteries D Size for Floodlight Toys, Water Heater, Gas Stove

Versatile D Batteries: The Artman 1.5V rechargeable lithium d batteries deliver optimal power to common every day office and household devices such as flashlights, radios, wireless microphones, camping lights, fans, gas stoves, toys, water heaters, etc
USB Rechargeable Li-ion D Battery: No charger or adapter required, fast full charge in 2 hours with 2-in-1 USB-C cable. The D Li-ion battery built-in over-charge, over-current, over-voltage and short-circuit protection, no need to worry about security
LED Charging Indicator: Easily monitor the d-cell battery charging status with the LED indicator. It will flash blue when charging and turn into a solid blue light when fully charged, ensuring you always know the status of your rechargeable d batteries
Rechargeable D Batteries: Rechargeable d lithium-ion batteries with up to 9000mWh capacity last 3-5 times longer than regular alkaline batteries and have no memory effect, recharge up to 1200+ times when fully or partially depleted, saving you money
Durable and Reliable D Batteries: D batteries work well in temperatures ranging from -68°F to 140°F. Caring for the environment starts with rechargeable lithium-ion D batteries, which can save thousands of alkaline batteries and reduce landfill waste.