Scale,spring type,infant,5kgx25g

Mechanical infant scale, spring type, tubular, also called ‘Super Samson’, for use up to 5 kg with 25g precision.
Measuring range between: 0 - 5kg
Minimum graduation: 25g
Accuracy: not less than 0.5%
Precision: +/- 25g
Portable with an easy to hold handle
Fit with 2 hooks/handle, non-removable. Upper for fixation and lower for attaching weighing trouser or sling.
Used for weighing newborns and infants.

Display:
With easy zero adjustment possibility/reset-to-zero (tare)-function ,
Readout in metric
Easily readable in low light working situations – preferably a white background
Reading time in seconds: < 3 seconds

Materials:
Body: metal (stainless steel or epoxy coated steel) or plastic (ABS or similar)
Calibration screw: stainless steel or plastic (ABS or similar)
Body and mechanics must be splash proof, shock resistant and light-weight.
Design must allow rough handling.
Hooks: stainless steel or high-grade galvanized steel
Dial: metal or plastic (ABS or similar)
Smooth surface/finishing must allow easy cleaning/disinfection.
Easy maintenance and repair in low tech settings must be possible.
Mechanics and other vital parts must be made of rust proof materials;
ferrous parts shall be treated with a rust inhibitor against corrosion ,
plastic parts shall be UV resistant, preferably acrylonitrile butadiene styrene (ABS) or similar.