This module using hall effect sensor to measure maximum of 5A current.

Features:

• Chipset: ACS712ELCTR-05B
• Low-noise analogue signal path
• Device bandwidth is set via the new FILTER pin
• Total output error 1.5% at TA = 25°C
• 1.2 mΩ internal conductor resistance
• 5.0 V, single supply operation
• 185 mV/A output sensitivity
• Output voltage proportional to AC or DC currents
• Factory-trimmed for accuracy
• Extremely stable output offset voltage
• Nearly zero magnetic hysteresis
• Ratio-metric output from supply voltage