ITEM NAME:8pcs TL Smoother PLUS Addon Module for RepRap MK8 i3 Terminator Accessories .like-pro-float .like-pro-price-both{clear: both;.TL-smoother Plus is an addon module for 3D printer stepper motor drivers, using eight large diodes (SMC), so that provide better heat dissipation performance. Model: TL-smoother plus addon module. 8x TL-smoother plus.