Returns accepted within 3 days, only for damaged or wrong products. Return offered in the form of Product exchange. Buyer is the responsible for the shipping fees.
Rechargeable mini usb fan. Led indicator: yes. Battery type: 18650 lithium rechargeable battery output air volume: 1-speed 873 l/min (work time about 4 hours) 2-speed 459 l/min (work time about 3 hours) 3-speed 242 l/min (work time about 2 hours) output power: 4. 0 W battery: 18650 lithium-ion battery charger: input: 100-240v ac output: 5v 1a dc 1 x 18650 lithium battery