⭐【Multiple Safety Protection】LDLDCHI 1.5V rechargeable lithium D batteries have a built-in integrated smart safety chip that can protect the battery from over-discharge/over-charge. When the battery is fully charged, it will automatically stop charging, effectively preventing overcharging, overcurrent, overvoltage, overheating, short circuit, and other problems.
⭐【Long Cycle】LDLDCHI rechargeable lithium-ion D battery solves the problem of powering any device that requires a D battery. It can withstand up to 1000 charging cycles with no memory effect. One LDLDCHI D lithium battery is equivalent to 1000 disposable D batteries, which can reduce waste and say goodbye to disposable batteries.
⭐【LED Indicator】The LED indicator on the battery flashes green when the LDLDCHI lithium D battery is charging, and stays green when fully charged.
⭐【USB Charging Design】LDLDCHI rechargeable 5600mWh D cell lithium battery supports 4 D cell lithium batteries to be fully charged in 4 hours or less at the same time. No additional battery charger is required. The charging cable can be plugged into any USB power source, such as an adapter, USB plug-in, laptop, or car charger.
⭐【Versatile Use】These LDLDCHI 1.5V 5600mWh Rechargeable Lithium-ion D Batteries are suitable for a range of household devices, including gas stoves, water heaters, flashlights, clocks, and more.