ITEM NAME:LM358 Weak Signal Amplifier Voltage Amplifier Secondary Operational Module #gib Store Home Promotion Hot Item Add to Fav.1 X LM358 Weak Signal Amplifier Module. Current Output: Maximum 15-20MA (Nonlinear). Due to the different display and different light, the picture may not show the actual color of the item. Size of board: 45mm 16mm 13mm/1.77 0.62 0.51".