M5Stack VA Meter Programmable High Precision Power Meter M5StampS3 Voltage Current Measurement

M5Stack VA Meter Programmable High Precision Power Meter M5StampS3 Voltage Current Measurement

Specification:
- SoC: ESP32S3FN8 for Xtensa 32bit LX7 dual-core processor, maximum frequency 240MHz
- Power detection chip: INA226
- INA226 communication address: dual channel detection chip INA226:0x40/0x41
- Flash: 8MB Flash
- WiFi: IEEE 802.11 b/g/n (2.4GHz WiFi)
- Screen: 1.3-inch at 240 x 240 pixel
- Screen driver: ST7789
- PD input power supply: 5 - 24V at 0 - 5A
- Current detection resolution: 2.5uA/250uA
- Current sampling error:
  Low current (0 - 100mA) sampling error: 1.01%
  High current (100mA - 5A) sampling error: 0.94%
  uA level current sampling error: 0.69%
- Voltage sampling error: measurement error 0.11%
- Power consumption:
  STAMP_S3 USB power supply: DC5V/123.5mA
  PD INPUT power supply: DC5V/118mA, DC12V/66.8mA, DC24V/26mA
- PD output ability: DC24V/3A 38℃; DC24V/5A 92℃
- User interaction: rotatory encoder switch, reset button, Boot button and onboard buzzer
- Relay: DC 5 - 24V at 5A
- Working temperature: 0 - 40℃
- Product size:
  VAMeter: 36 x 36 x 14.7mm (excluding the base length)
  VAMeter: 36 x 36 x 20.3mm (including the base length)
  Guide rail fixing components: 51.5 x 48 x 5.5mm
- Net weight:
  VAMeter: 17.7g
  VAMeter base: 25.8g
  Guide rail fixing components: 4.0g

Package Included:
- 1 x Power Meter