This advanced pressure relief cushion system is especially designed for the patients to use on various mobile devices * The MobiFree is fully portable with capabilities for both battery power and wall outlets * With the advanced pressure sensor technology and unique one piece air cell pad design it provides alternating lowpressure to the patients consistently * Suitable for most wheelchairs * Portable pump with carry bag and cushion design for easy mobility * Adjustable patient comfort and alternating cycle time * Features visual and audible operating status and fault indicators * Unique seat cushion design * Stretched vapor permeable water resistant and fire retardant coverlet * Maximum patient weight capacity up to 120 kg or 264 lb * Therapy Mode:Static / Alternate * Pressure Range(mmHg):40-100 mmHg * Alarm & alarm mute * Low battery / low pressure * PUMP Dimension(L x W x H):25 x 12 x 5.7 cm /9.8 x 4.7 x 2.2 * PUMP Weight:1.0 kg / 2.2 lb (battery and adapter are included) * Battery:Rechargeable Ni-MH battery * Electrical:AC 100-240V 50/60 Hz universal adapter * Cushion Arrangement:Contour foam base & one piece air cell pad (4 air cells) * Cells Material:Nylon/PU * Coverlet Material:Stretched Polyester/PU * Cushion Dimension(L x W x H):43 x 43 x 10 cm /17 x 17 x 4 . Cushion Weight:1.1 kg / 2.4 lb.