Material: ABS, copper wire, transparent connecting wire, etc. Size: 1 meter 10 lights, 3 meters 20 lights, 3 meters 30 lights, 4 meters 40 lights, 5 meters 50 lights, 10 meters 80 lights, 10 meters 100 lights Weight: 0.06kg, 0.1kg, 0.13kg, 0.16kg, 0.2kg, 0.33kg, 0.39kg Features Add atmosphere to outdoor activities such as camping and picnics, and the two-speed adjustment is easy to operate Power Mode: Battery Powered Charging type: AA battery*3 (battery not included in delivery) Light source: LED warm yellow Features: 1: Indoor and outdoor decorative lights 2: High brightness, low power consumption 3: Light up your camping party with twinkling string lights 4: Safe and environmentally friendly, non-toxic and non-polluting. 5: Bright fairy lights decorate your Christmas, wedding, party, festival, camping, etc.