City Gardening products for small urban gardens

Plenty of green, however small the space: Find helpful products for city gardening in small urban gardens.
Innovative Robotic Lawnmower for small lawns up to 250 m2 - Available at Bunnings Warehouse
SILENO City 250 Robotic Lawnmower
Article No. : 15001-38
For lawns up to 250 m²
Sold with a battery & charger - Ideal for small lawns up to 50 m²
The battery lawnmower perfect for small gardens up to 50 m² of lawn
Hand-held Spreader M
Article No. : 431-20
Great for small area distribution
Comfort Sensitive Plant Sprayer
Article No. : 18321-20
Sensitive by nature
Precise, flexible and even watering for vegetable and flower beds