Jaipur scientific instruments manufactures and provides inverters in various types which differs in their features includes: memory accumulation, dust resistance keyboard, accurate and easy to operate, microprocessor-based technology, no moving parts and no maintenance, auto calibration and multitare facility, digital filtering to minimize vibration effect, high resolution moisture protected load cell, overload protection up to 150 per cent of rated capacity, etc. Technical specification are microcontroller-based technology, overload capacity 150 per cent of rated capacity; power supply of 220 v ac mains, 50 hz; power consumption at 12w approximately; warm up time 10 seconds and stabilization time 2 to 3 seconds. The other optional accessories associated with this inverter include: remote display and kg/it facility, battery backup and auto power off, rs232 interface and piece counting, wind shield for jewellery scale, and heavy rugged platform for industrial use.