supply of supply of various items as per schedule of requirements , inverter 0.9kva with battery (200ah), make - exide, microtek, amaron or superior. [ warrant y period: 30 months after the date of delivery ] ] , auto level 24x with heavy stand & 6m long (non metallic) staff, magnification (in x)-24,objec tive lens aperture-32 millimeter, minimum focus distance from the center of the instrument-0.3 meter, ac curacy (standard deviation per 1km double - run leveling), without micrometer-2 millimeter, accuracy (sta ndard deviation per 1km double - run leveling), with micrometer (may indicate 0 for without micrometer)- 0, circular vial (bubble) accuracy (per2 mm)-8 minute, graduation on horizontal scale / circle-360 degree. make of sokkia, topcon or superior. [ warranty period: 30 months after the date of delivery ] ]