By The Good Housekeeping Institute Team. BEE Star rating 3*** 3. IEER of 3.92 ( Integrated Energy Efficiency Ratio) 2. Panasonic CS PS18SKY is 3 star rated inverter ac with the below mentioned features and specifications : 1. 11 Best Inverter AC in India 2020 (Review & Comparison) August 30, 2020 by Shrikant. Panasonic NN-CD87KS Home Chef 4-in-1 Microwave Oven with Air Fryer, Convection Bake, FlashXpress Broiler, Inverter, 1000 Watt, Stainless Steel, 1.2 Cu.Ft, cft Panasonic 8.9 Only one-way vertical swing operation. Panasonic 1.5 ton compact 3 star CS/CU-KU18WKYTF inverter split AC comes with twin cool inverter & Nanoe-G technology, 100% copper tubing, Blue Fin condenser & etc. Panasonic 1.5 ton 4 star (CS/CU-KU18WKYX) inverter split AC comes with twin cool inverter technology, 100% copper tubing, POWERFUL mode, Blue Fin condenser, etc. Inverter ACs, introduced 3-4 years back, are getting popular for their less power consumption. 19/07/2019 Microwave review: We tested Panasonic's Inverter Combi Microwave NN-CD87KSBPQ. Panasonic Inverter Combi Microwave NN-CD87KSBPQ. ... Cons of Panasonic 1.5 Ton 5 Star Inverter Split AC.