Controller Specifications:
* Digital I/O port 0~13
* Analog I/O port 0~5
* Support USB interface protocol and power supply
* Support ISP download function
* Support single chip TX/RX terminals
* Support USB to TTL TX/RX terminals
* Support AREF terminals
* Support 6 PWM terminals
* Input voltage: USB power supply or external 7-12V DC input
* Output voltage: 5V DC output/3.3V DC and external power input
* Adopts Atmel Atmega328P-PU
* Size: 70*54mm
MG995 55g Servo Specifications:
* Size: 40.7*19.7*42.9mm
* Working torque: 13kg/cm
* Respond rotation speed: 53-62R/M
* Working temperature: -30~+60 C
* Dead zone: 4ms
* Plug: JR, Tutaba
* Rotation angle: 180 degree
* Analog servo
* Working current: 100mA
* Working voltage: 3-7.2V
* Metal gear, coreless motor, two ball bearing
* Operation speed: 0.17s/60degree(4.8V); 0.13S/60degree(6.0V)
SG90 9G servo specifications:
* Size: 23*12.2*29mm
* Weight: 9g
* Working torque: 1.6kg/cm
* Respond rotation speed: 0.12-0.13s/60degree
* Working temperature: -30~+60 C
* Dead zone: 5ms
* Plug: JR, Tutaba
* Rotation angle: 180 degree
* Analog sero
* Working current: 100mA
* Working voltage: 3.5-6V
* Metal gear
Package List:
1 x servo mechanical arm set
3 x MG995 55G servo
1 x SG90 9G servo
1 x controller
1 x 5V4A power supply
1 xarduino uno r3
1 x Expansion Board
1 lot spare Screws