About this item

• Qwenoer High-capacity Battery: The bis battery replacement have a 6500mAh high-capacity and 24V stable output voltage, it has strong power, perfectly replaces the Bissell XR 4054 battery, and supplies continuous strong power for various devices to ensure long-term efficient operation.
• Safe BMS : The 24v battery have a built-in advanced protection system covering overcharging, overdischarging, overcurrent, short circuit, and voltage stabilization circuit. It secures voltage stability from all sides. It remains stable during charging and discharging, allowing for worry-free use.
• Upgraded Battery: We carefully choose top A-level lithium-ion battery cells. They can be cycled over 1000 times. The charging is smooth, and the performance lasts. It doubles the running time of electric tools and boosts power by over 75%, greatly improving equipment performance.
• Perfect Compatible: It's fully compatible with Bis Cleanview XR series cordless vacuum cleaners and is the best substitute for Bis XR 4054 battery. Compitable with Bis cleanview XR lightweight vacuum cleaner 3789U, 3797V, the installation is simple and plug-and-play, starting your efficient cleaning easily.
• Qwenoer Service: We offer a 30-day refund and 180-day replacement service. If you have any problems, contact us. Our professional team will solve your problems promptly.
• NOTE: Since lithium batteries are self depleting, they need to be charged every month when stored. So as not to affect the reuse of the battery.