[DURABLE DESIGN] Crafted from plastic, this solar panel replacement top boasts a robust 8 cm diameter for long-lasting performance. Designed with a built-in NIMH AA 600mAh/1.2V battery, it ensures you have reliable lighting for your outdoor spaces, while its resilient construction allows it to withstand the elements across seasons. [EASY TO USE] Featuring a convenient switch located at the bottom, this product makes turning your lanterns on and off a breeze. Simply switch it on when charging, and watch as it effortlessly replaces any defective solar panels, delivering immediate illumination with no hassle. [EFFICIENT LIGHT OUTPUT] With an impressive 25% polysilicon efficiency, this solar replacement top is engineered to provide a warm white LED light at a brightness of 7 lumens. Perfect for creating a cozy ambiance, this lighting solution is ideal for enhancing your garden or patio décor. [AUTOMATIC OPERATION] Enjoy the convenience of automatic operation as this solar light intelligently turns on at dusk and off at dawn, ensuring hassle-free usability and . Welcome the charm of solar garden light without the need for manual toggling or adjustment. [RELIABLE LIGHTING HOURS] Designed for optimal performance, this light requires a minimum of 8 hours of charging time. Once charged, expect brilliant lighting for up to 10 hours in summer and around 5 hours in winter, providing reliable illumination that adapts to seasonal changes.