Specifications:

Suitable battery:Li-Po 3S1P 11.1V 1900~2300mAh 16C and above(maximum size 112x35x24mm)
No load rotation speed:2300rpm
Battery undervoltage:10.8V
Quiescent current:0 mA
Motor overheat protection:80°C
Decelerate gear ratio:5.3:1
Size:80x60x390mm
Weight:700g (w/o battery)

Instructions:

Ergonomically designed for optimal hand grip to prevent slippage, light weight, and easy to assemble/disassemble for transport ease. Suitable for fixed wing airplanes or helicopters. Engine can be started with a simple one hand press on the button. Suitable for up to 50cc gasoline engine or 300 class nitro engine.
Designed for user replaceable, common 450 heli sized 3S1P 1900~2300mAh/16c lipo batteries. Fully charged battery is capable of 500 starts and beyond. Battery packs are charged with any T-REX 450 battery chargers.

Features:

Starting adaptor includes two piece one way bearing design.
High efficiency motor providing high starting power, and low reacting force.
LED battery voltage indicator and over-discharge protection circuitry help prevent battery failure.
Overheating protection.
Protection against stall kick back when engine is flooded.

Accessories:

Starter body x 1
Helicopter starting wand x 1

Option:

Battery:3S1P 11.1V 1900~2300mAh 16C and above Li-Poly battery