Numatic RSB 140 battery back pack vacuum cleaner available to hire or buy from Cleaning Equipment Services Ltd . A light weight and portable lithium battery back pack vacuum cleaner with exceptional cleaning performance in all the hard to reach places such as climbing ladders, stairways, congested areas, busy pedestrian zones, cleaning aircraft, busses, even cinemas. If you need to hire or buy a battery vacuum cleaner without a cable, this one is the best.