Specifications Connection:Others High-concerned chemical:None Nominal Capacity:6500mAh Weight:600g Voltage:14.4V/14.8V Size:18650 Application:Electric Sweeper Model Number:CECOTEC CONGA 5090 5490 6090 7090 Type:Li-Ion Brand Name:Aleaivy Origin:Mainland China Rated Voltage:14.8 V Applicable Models: The replacement battery is fully compatible with CECOTEC CONGA 5090 5490 6090 7090. Please make sure the battery model number and part number match your device before purchasing (see product description for details). 'information). Powerful replacement battery: voltage: 14.4 V, type: Li-ion, capacity: 5600 mAh / 80.64 Wh. Premium quality cells are used to ensure that the batteries are made from premium quality batteries. Professional certification: CE/RoHS/FCC certified and 100% brand new. Protection functions against incorrect voltage, battery overload, short circuit, internal overheating. Easy Installation: To install the battery, simply remove the screws on the bottom of the device, unplug the battery connector and connect this battery. Buy without worry: our replacement battery, we offer 30 days full refund and return. 24 hours warm service. Contact us: Any questions, click "Ask a question" on our storefront or in "YOUR ORDER" Click "Contact seller" (Note: Do not charge immediately after the battery runs out, leave the battery cool for 10 to 20 minutes. It is very important, especially use max mode and the battery is hot)