Full Power Usage Time: 8-10 hours Product size: 7.9 x 4.2 x 4.5 cm. Single product weight: 0.04kg Easy installation (The surface is waterproof, please don't put into water directly ) Mounts along any edge, you can secure it with double-sided tape or the provided screws, the size is subtle enough to easily blend into the deck, don't worry about tripping. Automatic solar charging: Solar energy is called the newest ideal energy, our solar lights are equipped with high quality LED panels light source chips, solar high quality polycrystalline silicon, durable ABS housing, long life of solar cells. Wide range of uses: Sufficient amount of solar bridge light, compact body, not limited by the geographical distribution of resources, can take advantage of the roof of the building, suitable for any place you want to install, you can use screws or double-sided adhesive to fix, installation fast On the road, steps, bridges, driveways, gardens, sidewalks, backyards, etc. 300mAh battery: Each solar light with 3 lumens, warm white LEDs, 4 packs will add a safety and soft glow to your patio, porch, or other outdoor structure, making walking around at night safe for the family. Automatic Activate : This light has no switch, just pull the insulating sheet then put into use. On sunny days only takes about 4-5 hours to fully charge, can automatically light up at night. Packaged Qty: 8 pieces