extension board

Examples in the data include cord lengths of 3.4 ft, 4 ft, 6.56 ft and 10 ft.

Examples in the data include: 3 AC outlets + 2 USB-A + 1 USB-C; 6 AC outlets + 2 USB-A + 2 USB-C; and four grounded AC outlets with 1 USB-C and 1 USB-A.

Some products advertise surge protection with specified joule ratings such as 300 J and 450 J; others describe varistor-based surge and spike protection.

Compact models emphasize portability with features such as a slim flat plug, a 3‑ft cord secured by an attached bungee strap and hanging loop, and descriptions noting suitability for travel (airports, hotels, cruise ships).

Available adjustable length ranges listed include 6–9 ft, 8–13 ft, and 9–15 ft, with a stated load capacity of 440 lbs.

They’re described as made from reinforced, corrosion‑resistant aluminum or aluminum alloy, with anti‑slip textured surfaces, secure end straps, and one listing specifying a 12 × 2 in (12.5 in) anti‑slip standing area.

The available details indicate these planks typically require adult assembly but no tools are needed.