1. Effectively prevents short circuits caused by small animals or foreign objects bridging the gaps;
2. Prevents electrical accidents caused by condensation flashover, dirt flashover, icicles, or snow accumulation;
3. Prevents corrosion of transformer input and output lines by acid rain, salt spray, and harmful chemical gases;
4. Prevents personal injury accidents caused by pedestrians accidentally touching exposed electrical contacts;
5. The fully enclosed operation of the protective cover and metering device prevents electricity theft;
6. The snap-fit structure is easy to install and reusable.