This is the Hitec D845WP Waterproof Monster Torque Steel Gear Servo. The steel D-845WP is part of the D-Series servo line. All Hitec D-Series servos have been designed Hitec's cutting edge, custom engineering. Combining industry leading high-resolution, state-of-the-art ultra-response technology with a 32-bit MCU and 12-bit ADC for unprecedented programmability and flexibility, these servos deliver significantly smoother movement.

The speedy, powerful line operates on a wide 4.8 ~ 8.4 voltage range, allowing use with any common battery chemistry without the need for adapters or regulators. Featuring a 15 tooth HD output spline with 3mm hex screw, each D-Series servo brings monster performance never known before in the market.

Features:

• Programmable PWM Digital Amplifier
• 32-Bit MCU with 12-Bit ADC Circuitry
• 4096 Resolution
• 1M Cycle Long Life Potentiometer
• Wide Operating Voltage (4.8 ~ 8.4 Volts DC)
• Dual Ball Bearing Supported Output Shaft
• 25-Tooth Output Spline
• Coreless Metal Brush Motors
• Nylon Reinforced Plastic Upper and Lower Case
• Diamond Cut Aluminum Heat Sink Center Case
• IPD 67 Rated Water Resistant and Waterproof Proof Case

• End Point Adjustments
• Direction
• Fail Safe
• Dead Band
• Speed (Slower)
• Soft Start Rate
• Overload Protection
• Data Save / Load
• Program Reset

Accessories:

• Steel Gear Set
• Metal / Plastic 1st Gear Set
• Plastic / Aluminum Case Set