Min. Order: 200 pcs ampere hour meter digital TRMS V, TRMS A, kW, PF, ... Backlight roll display Multifunction PG265 ampere hour meter digital FeaturesThe Power Guard has a smart socket consisting ... household appliances, such as air conditioner, refrigerator, and microwave oven. It's applicable to environments like home, ... Schools, and Laboratories etc. Multifunction ampere hour meter digital PG265