Great prusa i3 printer around $200
http://www.reprapmall.com/index.php?route=product/product&product_id=159
Layer resolution of 50 microns.
MAX Printing Speed: 150 mm/s.
Build size: 200X 200 X 200mm.
Full Metal E3D Bowden long distance Extruder.
Material type: PLA, ABS, PETG, Wood, PVA and Flexible Filaments (With Pro Metal Extruder).
Material specifications 1.75mm in diameter.
Positioning accuracy: Z 0.004mm, XY 0.012mm.
Printing Color: Single color.
Nozzle diameter: 0.4mm (0.5mm/ 0.3mm/0.2mm).
Recommended extruder temperature: 220°C (the maximum can be set to 260°C).
Heating plate temperature: 60-110°C (proper winter warming and summer appropriate cooling).
Best ambient temperature: ≥25°C.
Power requirements: 110/220V, 250W, 50Hz, 0.89A.
Connection: TF card or USB.
The file print format: STL,G-Code.
Compatibility: Windows, Linux, Mac.
Device weight: 8.5kg.
Equipment size: 430 X 440 X400mm.