ขาย เครื่องวัดมิเตอร์ไฟฟ้าดิจิตอล kWh ราคาที่ดีที่สุด

1 x kWh meter 1 x manual Material: ABS plastic Dimension: 16x7 x 3.5 cm 0.5w power consumption of the power meter monitor - Operating voltage: 230V AC - Frequency display: 50Hz - Operating current max 16A. - Wide voltage range: 180-250VAC. The wattage display is 0W - 9999W, but the real wattage display is 0-3680W - Timing display range: 0 second - 9999 days - Voltage display range: 0V - 9999V Current display: 0.000A - 65,000a - Frequency display: 0Hz - 9999Hz - Price display range: 0.00 cost / KWh < 99.99 cost / KWh - Total KWh and cost display: 0.000KWh - 999kwh, 0.00 cost - 999cost - 2-pin EU plug - Functioning indicator. With this device, you measure the power emitted by electronic goods in your home. Surely once you find out, you 're even more mature in doing your home electricity saving. Feature: > Measuring Watt (W), Volt (V), and kWh can be easily identified > Calculating the use of power used in units of time > Easy installlation