supply of specification for 300 mm, 24 watt inverter (rechargeable) dc table fan. , specification for 300 mm, 24 watt inverter (rechargeable) dc table fan, fan type : inverter (rechargeable) dc table fan 300 mm fan size : 300 mm rpm (at max speed) : 1600 (minimum) motor typ e : high speed dc motor fan base : without wheel speed steps : 3 (minimum) number of blades : 3 (mini mum) blade type : aerodynamically balanced blades power source : battery operated power input : 24 wa tt power backup : up to 10 hrs battery type : lithium-ion for high backup charging : direct charging full ch arge indicator : yes protection : overcharging protection warranty : 1 year (minimum) from date of supply [ warranty period: 12 months after the date of delivery ] ]