● 4 LED battery level indicator with beeper when battery charge is running down.

● Low currency consumption which enable the battery to work longer after one single charge.

● US AMP CONNECT technology: technique used in the plane industry, that make connection between wire and switch more reliable than normal weilding.

● Use of clamps instead of eye-terminals.

● Use of all-copper rotors instead of aluminium ones for the longest life-time.

● Telescopic handle which guarantees an easier and more comfortable control.

● Easy to use: 5-speed forward and 3-speed reverse.

● Low noise.

● Flexible and high-stregth seamless shaft.

● They can be used also in salt water: the coating can endure acid and saltiness.

● Continuous and long lasting operation: for more than 500 hours during tests.

● Very strong thanks to Dupont fiberglass and to the mounting bracket’s reinforced nylon, lighter than the old steel or aluminium parts.

● Demountable nylon fin.