sentences:  The unit is manufactured by the Taiwanese company Prodigit, which also makes 230 Vac models of similar appearance and functionality for European Schuko, U.K. BS 1363 and Australian AS 3112 receptacles, and a model compatible with 100 VAC for the Japanese market (2022-04, marketed there as the Watt Checker [ワットチェッカー] Plus by other companies).The basic models support current up to 15 amperes, power up to 1,875 VA (the 230Vac equivalents also allow up to 15A, corresponding to 3,750 VA).The device can give an indication of the standby power used by appliances.