Features 1、Adopt premium aluminum, it is sturdy, durable and has high thermal conductivity 2、This aluminium heatsink fits for 3D printer chip professionally 3、Easy to stick to chip for its back adhesive design 4、Aluminium material and mesh design enable this chip heat sink to dissipate heat faster 5、Suitable for CPU IC chip cooling and ensure stable working Specification Description: This chip heat sink helps ensure stable chip working and prevent the 3D printer from shut down. It is professionally designed for 3D printer chip to make it work more stable and smoother with no stuck. The aluminium material and mesh design enable it to dissipate heat faster. Very reliable and practical. Features: Adopt premium aluminum, it is sturdy, durable and has high thermal conductivity. This aluminium heatsink fits for 3D printer chip professionally. Easy to stick to chip for its back adhesive design. Aluminium material and mesh design enable this chip heat sink to dissipate heat faster. Suitable for CPU IC chip cooling and ensure stable working. Specifications: Condition: 100% Brand New Material: Aluminum Color: Silver Compatibility: for A4988 StepStick stepper motor driver module Quantity: 10pcs Weight: approx. 6g Package Included: 10 x Heat Sinks Package List