Connect directly to the control unit. Hardened electronics. Visual and audible signaling. Stainless steel. Proximity reader (stainless steel) for DG502UP and DGPROX. Dimensions (L x W x D): 97 x 76 x 20 mm. Technology: 125 Khz. Protocol: MARIN. Power supply: 12 V DC. Consumption: 100 mA. Connect directly to the central unit. Embedded electronics. Visual and audible signalisation. Stainless steel.