US Version Keyboard for HP probook 4540 4540S 4545 4545S, For HP probook 4540 (US)1. US version computer keyboard for HP probook 4540 4540S 4545 4545S. 2. Replace your broken or unworkable part with a new one. 3. Each item has been checked and in good condition before shipping. 4. Completely fit and work. 5. Highly recommend professional installation. We will not be responsible for any damages to your device that you may cause during the changing of replacement parts. Specification: General Compatible with HP: ProBook 4540s Package

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A variety of holding methods

127TA)+AM+B(16/5/0

0-60m wireless transmission range

Dual joysticks

so as to prevent pets from getting used to it at the beginning

Crafted in sleek black

The 90-degree folding pins do not take up space

10W charging)

With 3 sets of keycaps

Smooth zipper and padded shoulder straps for long-term durability

Ingredients: