CNMTCCO LED Christmas Stars Window Lights, 2 Pack Battery Operated Lights Decorations Indoor Outdoor with Timer＆2 Modes, Warm White Star Light for Shop, Party, Xmas Decoration

【Efficiency LED Christmas Window Lights】30 upgraded LED beads offer 30% brighter light while using 50% less energy than traditional bulbs. These Christmas window lights provide lasting, brilliant illumination safely and efficiently. 【Star Window Christmas Decorations】Charming solid and open-frame star designs create an instant festive atmosphere. These reusable decorative window lights are crafted from durable ABS material and oxygen-free copper wiring; the stars come in two sizes (9x9 cm and 18x18 cm). 【Battery-Powered with Auto-Timer】These cordless Christmas window lights run on 3 AAA batteries (not included). The built-in auto-timer (6 hours on/18 hours off) and two modes (Steady On or Fast Blinking) save power and extend battery life. 【Easy, No-Tools Installation】Install your Christmas window decorations instantly using the included adhesive hooks or suction cups. No drilling needed for smooth surfaces like windows and walls. 【Versatile Indoor & Outdoor Use】 Ideal as both indoor Christmas window lights and outdoor garden decorations. These weather-resistant stars create festive ambiance on windows, trees, party, shop and patios, and make thoughtful gifts for Christmas occasions.