Part of the mountfield 20v freedom 100 range, the mab 20 li is a cordless leaf blower supplied with a 4ah battery and charger with a runtime of up to 40 minutes. The supplied battery and charger are interchangeable with all the 20v handheld tools in the freedom 100 range.designed for comfortable and ease of use, the mab 20 li 20v battery powered blower is lightweight with a soft grip handle to absorb vibration. Ideal for clearing away fallen leaves and small debris from lawns and hard standing. There is a variable speed dial which includes a boost function for wet and stubborn debris.  supplied with a 4ah battery and standard charger. 4ah battery working time up to 40 min on low, 20 minutes on boost.specificationmodel  mab 20 li power 20v lithium ion batterymotor 280 wmax. Motor speed 13000 rpmmax. Air speed 32 m smax. Air volume 9 m³ minsoft grip handle yesmeasured sound pressure level at operator ear 86.54 dbaweight 2.3 kgdimensions l 87.5cm, w 23cm, h 12cmwarranty 2 year