Schneider Electric ZB4BVBG4 red light block with zamak fixing collar and protected LED. Screw clamp terminals connections with 2×1.5mm² with cable end and 1×0.22mm² without cable end. Cross pozidrive No.1, cross Philips No.1, slotted flat 4mm and 5.5mm slotted flat shape of screw head. TH protective treatment. -25 to 70°C operating temperature. Conforms to Class I IEC 60536.