A kind of unattended rental house management system and photo verify device
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A kind of automobile starting storage battery
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Waterpower wind-force counterweight dish-type TRT
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Hydraulic power and wind power driven double-system power generation shaft roller (shaft basket, shaft ring) device provided with wheel drum (hub) arranged internally
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Hydraulic and wind-driven power generation shaft weight (shaft basket or shaft ring) device
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Hydraulic/ pneumatic double-layer/ single-layer generating water/ air absorbing impeller ring
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Water source water tank buoyancy counterweight pressurization water lifting power tower
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Counterweight electricity generation hub device of water source, wind source and power source (or battery pack)
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Equally-dividing forward and backward water source and wind source interlayer/double-layer gear acceleration power generation device
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Water source and wind source combined acceleration generation device with multiple groups of inner and outer gears
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Baby wipe
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Wet tissue for moistening skin of infants
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Decorative lamp
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Ball head decorative lamp
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Disc decorative lamp
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Right-handed and left-handed rotation hydraulic and wind power generating set based on water and wind diversion by partitions
