⭐【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.
⭐【USB Charging Feature】LDLDCHI rechargeable 5600mWh D cell lithium battery allows for the simultaneous full charging of 4 D cell lithium batteries in under 4 hours. No separate battery charger needed. The included charging cable can be connected to any USB power source, like an adapter, USB port, laptop, or car charger.
⭐【LED Indicator】The LED indicator on the battery flashes green when the LDLDCHI lithium D battery is charging, and stays green when fully charged.
⭐【Wide Application】These LDLDCHI 1.5V 5600mWh Rechargeable Lithium-ion D Batteries can be applied to many household devices, such as gas stoves, water heaters, flashlights, clocks, etc.