The S9101 is a High Speed Coreless Ball Bearing Servo.
Futaba Products have a One-Year Warranty.

This servo can produce high-current draw from your batteries.
If using NiMH or Li-Po batteries, make sure they are capable
of delivering sufficient Amps.

FEATURES: Two Ball Bearings
Nylon Gears
Coreless Motor
Dust and Water Resistant

INCLUDES: One S9101 High Speed Servo w/ J connector
One Hardware/Accessory Bag

SPECS: Length: 1.6" (41mm)
Width: 0.8" (20mm)
Height: 1.4" (35mm)
Torque: 43 oz/in @ 4.8V (3.1 kg/cm @4.8V)
Transit Time: .18 sec/60 deg @ 4.8V
Weight: 1.6 oz (45g)