This is a kind of quality S800 digital voltmeter housing, which is made of cold-rolled steel plate or aluminum plate and the surface is sprayed. High hardness, wear resistance and can provides long service time. Integrated panel, you only need one voltmeter and a simple power source to make a complete powerful and adjustable powersupply. Suitable for RD6012 or RD6012W or RD6018 or RD6018W. Note: Non-professionals should not operate it. Take insulation and protective measures during the assembly process. Dont forget to check the wiring several times for safety. When assembling and using, prevents it from scratching by sharping objects, and avoids direct sunlight and humid environment. Avoids short circuit when assembling, connect the electrode correctly. Do not connect the cables when you turn on the power. And place the product at a place where children and old people cannot touched with. Specifications: Name: Voltmeter Housing Material: metal Item size: 310 x 172 x 86mm or 12.20 x 6.77 x 3.39in Package size: 365 x 260 x 130mm or 1.37 x 10.24 x 5.12in Package weight: 1340g or 2.95lb Packing List: 1 x Voltmeter Housing 1 x S800 Upper Board 1 x S800 Lower board 9 x Connection Cables 1 x Rocker Switch 1 x Power Socket 4 x Non-slip Mats Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store