Lepro Gu10 Smart Led Light Bulbs, 2.4G Wifi Only, 50W Halogen, No Hub Required. Product Features Comfortable Lighting - Dim or brighten to your ideal illumination via the free ?Lepro LampUX? app. Note: Do not use with dimmers. Tunable White Light from Soft to Daylight - No more wrong color. You can choose any shade of white light from warm to cool (2700-6500K), and set all of your smart bulbs in track lighting fixture to be the same light color temperature. Go Hands Free with Voice Control - Seamlessly compatible with Amazon Echo, Dot, Google Home Mini, etc. Set Timers and Schedules - Turn on/off the lights or trigger a programed scene automatically at your preset time. Easy Setup APP Smart Control - No hub or additional hardware is needed. Simply download the free app, connect to your Wi-Fi (2.4GHz only), and then you can control your lights anywhere and anytime. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!