小家电板块11月7日跌1.91%，科沃斯领跌，主力资金净流出1.67亿元

Group 1 - The small home appliance sector experienced a decline of 1.91% on November 7, with Ecovacs leading the drop [1] - The Shanghai Composite Index closed at 3997.56, down 0.25%, while the Shenzhen Component Index closed at 13404.06, down 0.36% [1] - A detailed table of individual stock performance in the small home appliance sector is provided [1] Group 2 - The small home appliance sector saw a net outflow of 167 million yuan from main funds, while retail funds had a net inflow of 87.45 million yuan and speculative funds had a net inflow of 79.47 million yuan [2] - A detailed table of fund flows for individual stocks in the small home appliance sector is included [2]