ZIYOU LANG 87‑Keys Wireless Gaming Keyboard 📋 Technical Specifications Layout & Key Count 87‑Key Compact Layout Connection Mode Bluetooth 5.0 + 2.4G Wireless Dual‑Mode Battery Capacity 4000mAh Built‑in Rechargeable Battery Charging Interface Type‑C Charging Port Keycap Material SA Profile PBT Color‑Blocking Keycaps Backlight Effect Rainbow LED, 2 Lighting Modes Adjustable Stand Two‑Stage Tilt‑Adjustable Legs Multi‑Device Support Connect up to 3 devices simultaneously Compatible OS Windows, Mac OS, Android, iOS ✅ Dual‑Mode Wireless Connection & Multi‑Device Pairing

Combines Bluetooth 5.0 and 2.4G wireless connectivity. It can pair with up to three devices at once, allowing quick switching between laptop, tablet and mobile phone. 2.4G receiver is stored inside the bottom stand for easy storage.

BT5.0 2.4G Wireless 3‑Device Switch ✅ Durable SA‑Profile PBT Color‑Block Keycaps

Adopts high‑quality PBT material with SA height profile. Special grey‑cream‑orange color‑block appearance resists long‑term wear and oil shine, maintaining clear lettering after heavy‑duty daily typing and gaming.

PBT Keycap SA Profile Wear‑Resistant ✅ Rainbow LED Backlight With Adjustable Settings

Features two rainbow lighting styles: static high‑brightness rainbow and breathing rainbow. Users can adjust lighting speed and brightness via FN shortcut combinations, creating a vibrant gaming atmosphere for desktop setup.

Rainbow LED 2 Light Modes FN Shortcut Control ✅ 4000mAh Battery & Ergonomic Typing Structure

Built‑in large‑capacity 4000mAh rechargeable battery with Type‑C charging. Two‑stage adjustable tilt legs together with SA keycaps bring ergonomic typing angles, effectively easing wrist fatigue for long‑hour office work and game sessions.

4000mAh Battery 2‑Stage Tilt Legs Ergonomic Angle ✅ Versatile For Office & Gaming Scenarios

Works seamlessly across office productivity and entertainment gaming. Fully compatible with Windows, MacOS, Android and iOS systems. Fits desktop PC, laptop, tablet setup for multi‑scene daily usage.

Office & Gaming Cross‑System Wide Compatibility 💳 PAYMENTWe accept all official US payment methods including PayPal, credit & debit cards. Immediate payment is required upon checkout to secure your order and speed up dispatch.🛟 SUPPORT1.📩 Always-on Customer Support: If you have any questions about use or delivery, please feel free to contact us via message, and we will reply as soon as possible.
2.🛡️ 3-Month Official Warranty: If a malfunction occurs within three months of use (excluding damage caused by the user or unauthorized disassembly), please contact us via at any time, and we will resolve the issue as soon as possible.
3.🤝 Hassle-Free Problem Solving: If you encounter any problems, please contact us before submitting a dispute or leaving response.We will do our best to find the ideal solution.
4.📋 Free Technical Guidance: Confused about product setup and operation? Contact us for free step-by-step instructions.
🚚 SHIPPING1.⚡ Fast shipping within 2 business days: After payment is received, the goods will be carefully packaged and shipped within 2 business days (excluding US holidays and weekends).
2.🏭 Order origin: Orders will be shipped from our US warehouse.
3.📍 Tracking information: If you find that you cannot track your package or have not received it, please contact us.🔄 RETURNS1.✅ If you are not satisfied with our products, please kindly contact us before you open the return request. We provide 30 days exchange/return service.
2.📦 Please kindly contact us for the RMA No. and return address before sending the item back.✉️ CONTACT❓ If you have any questions, please contact us and we will reply to your message within 24 hours. The response time will be slightly slower during holidays.