... falls off, syringe is improperly installed, setting error, AC power has been pulled out, low battery and so on ... rate1ml/hFuse specificationF1AL/250V ,two fuses(installed inside pump)Operating powerAC100~240.0V, 50/60Hz, Power:≤30VAInternal rechargeable battery ... L)×210(W)×130(H)(mm)Weight2.2kgAccessoriesPower line,operating manual,warranty card,product certification. Double syringe pump BYZ-810T ...