UVP CL-1000S crosslinker. Crosslinking for attaching nucleic acids to a membrane takes seconds as compared to oven baking. UV Source: 254nm. LED display. Touch pad controls. UV exposure output: 120,000 microjoules of 5 minutes (adjustable); maximum UV energy setting of 999,900 microjoules per cm2. Watts: 8 watt. Interior dimensions: 305 x 254 x 127mm.