LED Balloon Lights- Silver plated ABS, waterproof and durable. Size: Approx. 0.551.38inch(DL), Weight: 1.3g/pcs. Display Types- steady light, non-flashing. Color: Warm White. LED balloon light makes your party more intersting. Battery- Powered by 3 x 1.5V LR41 batteries(included and replaceable) Each battery lasts 2-50 hours, within 2 hours of optimal brightness. Easy Operation - Turn the LED lantern on and off by turning the switch. Easy to install and can easily be used for any event. Widely Application- Put it in balloon or lantern, add festival atmosphere, Ideal decoration for home, business wedding, party, birthday, Christmas or any other party or celebration.