bids are invited for usb wireless presenter - handheld device to control slideshows , laser presenter - handheld device to control slideshows and also highlight specific points , telescopic pointer - retractible and extendable pointing stick , waste dustbin 100 litre with lid - holding trash , rubber esd mat 2 mm 2 feet by 8 feet - prevent static electricity, protect sensitive components from damage , anti skid with suction cups 68 centimeter by 38 centimeter - prevent components from skid from working table in bays , digital total dissolved solids meter 2 pints - measure dissolved solids in water , foot pump 50 litre per min - inflating car ,bikes ,sports balls etc , steel tray 10 inch by 15 inch - collect tools during working on aircraft , water storage container drum 200 litre - storing water , 1 inch water hose 30 meter - supplying water to storage facility , protection safe metal cabinet 24 inch by 24 inch by 50 inch - protection safe for confidential docs , roller blind 70 inch by 65 inch - window covering ,single sheet, side chain mechanism , lunch box 5 container 3.75 litre - thermal insulated,bpa free, stainless steel with 5 partition total quantity : 65