Rechargeable Battery Powered, Radio Operated, fits OD: App. 1-1/2inch( 38/40mm) ID: App. 1.18-1.339inch(30-34mm) Not Including Internal Ribs, If you are not sure to choose which size, Please send the inquiry message to the seller so that we can help you to make the right decision Fantastic DIY Motorized Blinds, The roller motor is truly a DIY product, direct replacement of the chain mechanism that came with the Manual blinds Kit Selling, remote and motors work perfectly, No external power source required (Except for Charging) as its solar powered with built-in lithium battery Perfect for operating Solar Roller Shades or blackout windows blinds, can tilt open or close at the touch of a button, Or Control multiple windows and rooms from one mobile APP Safety, Motors run on 8.4 volts DC, Child and pet safety, with no exposed cords or chains, motorized shades are also convenient and a necessity for opening hard-to-reach shades. fully battery operated so no need for mains wiring
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Item# : SPM9941162402
Model # : HA-ERB25-1.1/28