• Compatible with most standard receiver connector: Futaba, Hitec, Sanwa, GWS etc.
• Great for RC truck, boat, racing car, helicopter, and airplane.
• Stall torque: 13 kg / cm (180.5 oz-in) at 4.8V, 15 kg / cm (208.3 oz-in) at 6.0V.
• Weight: 55g.

Note:Only ship to US address.

Still looking for a completely professional calculator with full functions to work and save your time? The SainSmart Vecus V1 Scientific Calculator can absolutely help you. No matter high school student, college student, teacher or engineer you are; No matter Advanced Mathematics, Geometry, Algebra, Trigonometry, Statistics, Calculus or Biology you major in, This professional calculator will be the perfect tool for you.

• New equation mode
• Random integers
• Standard functions
• Combination and permutation
• 9 variables
• CALC function
• SOLVE function

Polymer Composites is a new material widely used in many applications. It features with strong toughness, high gloss, easy stripping, and smooth printing.

• Diameter: 1.75mm
• Weight: 1 kg/ 2.2lb net weight
• Print temperature: 200°C-220°C, no heated bed required

This is an Ethernet Controller board based on iMatic system which could be compatible with the 16 Channels relay.

• Control switches remotely together with 16 Channel relay!
• RJ45 interface, via RJ45 telecommunications connection for network control.
• Support for 16 Channels relay which means you could controll more to 16 different devices at the same time.
• Unique dual TCP connect control, corresponding with above trait, local as TCP server
• accept client control, when connect to remote server as TCP client
• Supply core module detailed information
• Default IP:192.168.1.4  prot:30000           http://192.168.1.4/30000          (You could change the default IP address)

This GPIO kit features with 40 pins. It is designed for Raspberry Pi 2 and Pi 3.

• Rated Voltage: 12V DC constant between motor terminals
• Direction of Rotation: CW when viewed from output shaft side
• Operating Temperature and Humidity: Temperature range of -10 °C ~+50 °C, Humidity range of 30%~80%
• Storage Temperature: Temperature range of -20°C~+60°C