April 30, 2019 by $20.00 CHG4 Plugs into standard North American 60Hz outlet to supply 12VDC @ 500ma. For all meters except PowerSight PS3000 CHG4 - 120V Wall Charger (for all but PS3000) quantity Add to cart Category: Accessories Related products WAR41 – 1 Year Extended Deluxe Warranty for PS4550/PS3550, ONLY with New PS4550 or PS3550 $295.00 Add to cart CHGU – Universal Wall Charger (for all but PS3000) $40.00 Add to cart USB-RS232 – USB to RS232 Adapter $75.00 Add to cart TH-USB – Temperature Humidity Logger $125.00 Add to cart