Solar Fairy String Lights 23ft(6.5ft Lead Cable Included) 7m 50leds 2 Light Modes Waterproof (Day White) Environment-friendly products, 17 percent high energy conversion rate. Waterproof----Solar blossom string lights suitable for Indoor & Outdoor Eco Saving----Built-in rechargeable NI-MH battery,recharge and light up automatically Long Working Time----Work 8 hours after 6-8 hours fully charge