With a fully sealed and upgraded waterproof design socket, The garden lights mains powered can withstand extreme temperatures and rainy, windy, or damp climates for outside use. You can confidently hang them in any outdoor space. Our outdoor lights string are made of plastic but they actually look really like glass and are more shatterproof than other glass bulbs. Each bulb has a power of 1W, safe, low power consumption, high brightness, low heat and environmental protection. These garden string lights can help you save up to 90% on your electric bill. They are very durable and have a long service life. 30,000 hours long lifespan could reduce your maintenance costs on changing bulbs frequently. These led outdoor string lights are connected in parallel and can be connected up to 14 strands, even if in case of broken or removed LED filament, all of the remainings LED filaments will continue to light up.