EXTENSILO battery for Ecovacs Deebot D650, D660 etc. 4500mAh

Compatible battery for a new boost of life in your Hoover / Ecovacs / Robot cleaning device High-quality spare part with optimal price-performance ratio Reliable functionality full compatibility with your vacuum cleaner Manufactured with precision for the perfect fit in your device CE RoHs certification - fulfils all guidelines of operational safety High-quality NiMH cells for optimal device performance Nickel metal hydride batteries are similar to nickel-cadmium cells but have a higher energy density at the same voltage (approx. twice as high). Thanks to their low internal resistance, NiMH batteries can be used in devices with a high power consumption but at a low cost eg small LED lights, toys, audio photography equipment, phones, electric toothbrushes, shavers, power tools and remote-controlled electric models.