supply of air blower with battery and battery , air blower with battery and battery charger, details specifications : i) power source : battery operated ii) battery type : lithium ion battery for longer life iii) weight less than 2 kg iv) air flow rate : less than 210 km/h v) spare compatible battery : 02 nos vi) spare compatible battery charger : 01 no. 1 set con sist of (01 no air blower with battery, battery charger and accessories, spare battery (02 nos) & spare batte ry charger (01 no). make-bosch/makita/ingco or equivalent specification in any other make [ warranty period: 30 months after the date of delivery ] ]