[USB Rechargeable] The umbrella light has built-in rechargeable batteries, which can be recharged use, without changing the battery, which is more energy-saving. And with USB data cable, which is more convenient to charge power supply, computer or wall mounted charger. [Upgraded 28LED Umbrella Light] This patio umbrella light is composed of 28 high-brightness LED lamp beads; it supports brightness adjustment and is an excellent helper for outdoor activities at night. [2 Brightness Modes] The 8 and 28 lamp beads of the patio light can be selected freely according to different environmental needs. Up to 400 lumens when all 28 high-brightness lamp beads are on. Light up your night. [Long Working Times] Umbrella lights can be fully charged in 8 hours. High-brightness (28 lamp beads) can be bright for 18 hours when fully charged; low-brightness (8 lamp beads) can be bright for 54 hours. Accompany you through a romantic night life [Easy to Installation +Widely Use] Patio umbrella lights can be adjusted freely according to the size of the umbrella handle, easy to operate and directly installed; suitable for 2-5cm umbrella handle.Perfect for outdoor use, camping tents, card games or chatting with family or friends in the yard. Specifications Umbrella light Size: 20*20*3cm LED number: 28 LED lifetime: 50,000 hours Lumen: MAX 400lm at high light / Min 120lm at dim light Charging time: 8h(with plug in) Packaging 1*28LED umbrella light Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.