Features:

• Color: Blue
• Material: PCB + metal
• ACS712ELC-05B sensor chipset
• Powered by 5V power supply
• On-board power indicator
• Measures -5~+5A currentcorresponding simulation output 185mV/A 
• Output voltage is VCC/2 when on current was measured
• ACS712 is based on the principle of Hall detectionplease avoid the magnetic field affect when using it
• Dimensions: 1.22 in x 0.51 in x 0.55 in (3.1 cm x 1.3 cm x 1.4 cm)
• Weight: 0.14 oz (4 g)

Documents:

• Datasheet