Battery: 6F22 9V 600mAh rechargeable li-ion batteries</br>Package: 4 pack rechargeable 9V battery and a 9V rechargeable battery charger</br>This charger can charge 1~2pcs 9V lithium??Ni-MH??Ni-Cd batteries</br>Recommended for smoke alarms?? professional audio and medical devices</br>No memory effect??improved low self discharge makes it still maintain 75% of capacity after 3 year of non-use</br></br>Product Description</br></br><b>About EBL</b> <br> <b>EBL is a certified brand manufacture that product EBL series general use battery ??battery charger and flashlight.All products and packages are marked with EBL which can only enjoy the rights by seller and manufacture '30 days money back and 1 year limited warranty '.All EBL products are up to the standard of Indoor use only??Automatic charge??100-240V Worldwide Voltage??Environmental??protection??Intelligence protection??Cycle charge?? Safety Stabilization and charging indicator.</b> <br> <br> <b>Specification of charger:</b> <br> Input:AC 100-240V AC MAX:100mA <br> Output