DESIGNED FOR LONGEVITY + ADDED BATTERY LIFE. With a lifetime of 10,000,000,000 keystrokes, you can use the keys for the ensuing ten years! The keyboard weighs only 480 g and is composed of sturdy ABS. The KLIM Chroma Wireless features an enduring built-in battery, so you won’t have to pay a dime for replaceable ones like many other wireless keyboards do! Just use the included USB cable to charge it in about 4 hours. *Note: reducing the keyboard’s brightness prolongs battery life. ✅ A substantial warranty, excellent value, and investment. Every day, you pound away at your computer for hours. With this keyboard, you can increase productivity and enjoy better gaming without going over budget. It offers amazing value for its price.