![](https://www.lyambda.com/wp-content/uploads/2024/06/LNF4S4U-WA_1_p.png)
Surge filter LYAMBDA series LNFwith four USB ports and four Euro sockets,
each of which has aspecial protective curtainthat prevents electric shock to small children
![](https://www.lyambda.com/wp-content/uploads/2024/06/LNF2S3U-WA_1_p.png)
Surge protector LYAMBDA series LNF with three USB ports and two Euro sockets, each
of which has a special protective curtain that prevents electric shock to small children .