The 1000 Waterproof Wiper Motor has a fully sealed waterproof housing made of UV stabilized, high-temperature, high-impact thermoplastic. It powers 18" Deluxe arm and 18" Deluxe blade combination at sweep sets of 80Adeg or less. You can also run a 16" Deluxe arm and 16" Deluxe blade combinations at a sweep set of 110Adeg. It&';s your choice! Factory pre-set sweep of 80Adeg or 110Adeg adjustable to 50Adeg, 65Adeg, 80Adeg or 110Adeg 0.625" diameter shaft (16 mm) 12 volt heavy-duty motor with anti-rotation drive shaft Knurled drive shaft and solid brass arm drive nut Coast to park with adjustable right or left self parking Includes 5 amp fuse and holder (on/off switch and wiring Not included) RF shielded circuitry Weight: 1.75 lbs Available in two shaft lengths: 1.5" and 2.5" (includes .5" length of knurled arm fitting) Approximate Diameters: 6-5/8" L x 3-3/8" W x 2" H Stall Torque: 55 in-lbs (63 kgf/cm; 6.2 Nm) Stall current: 9.8-10.0 amps No load current: 0.8-1.2 amps DC Voltage: 12