this servo is a great choice for boats and other application which require high power, high voltage, and waterproof.
400MG Waterproof High Torque Steel Gear 29KG Servo Aluminum Case
Perfect for scale crawlers, 1/8 1/10 monster truck, 1/8 1/10 2WD and 4WD buggies, as well as 1/8 scale buggies and trucks. In addition, this servo is a great choice for boats and other application which require high power, high voltage, and waterproof. Waterproof IP67 level up to 1 meter, which allows driving in rain, puddles, snow and mud. Highly reliable and durable patented gear design. Aluminum middle case for fast heat dissipation. High precision digital control circuitry.
Operating Voltage: 4.8-8.4 V
Operating speed: 0.16 sec/60 @ 6.0V
Operating speed: 0.14 sec/60 @ 7.4V
Operating speed: 0.13 sec/60 @ 8.4V
Stall Torque: 26kg – 360 oz-in @ 6.0V
Stall Torque: 29kg – 400 oz-in @ 7.4V
Stall Torque: 32kg – 444 oz-in @ 8.4V
Size: 40*20*37.2mm (1.57 x 0.78 x 1.46 in)
Connector Wire: JR 300 mm