Raymarine Wireless Mast Rotation Transmitter [T221]This unique transmitter compensates for the movement of a rotating mast to ensure that you get the most accurate wind readings at all times. Operating as a wireless device on a Micronet network the Mast Rotation Transmitter compares compass information from the boat with its own information and corrects the wind angle coming from a standard wind transmitter at the mast head. Features: No wires Solar powered Light weight Quick Guide (pdf)

Includes high impact

Box Dimensions: 5"H x 7"W x 12"L WT: 2 lbs

Rated @ 100

6 V/27 V): 53 l/min - 844 GPH

while the Gas Tank

Data hold - press "HOLD" button during measurement to lock reading value

eradicates this problem by providing a level mounting surface on slopes from 0° to 12°

Shaft: Stainless Steel

Alkaline Battery Tray f/ all floating handhelds

Switches a single battery to a single load group

Single Circuit ON/OFF

85 degree inside taper