COMFORTABLE HANDLE: Ergonomically designed spring-loaded handles make it easy to use the bulb planter. EFFICIENT TRANSPLANT: The bottom of the bulb planter is gear type and it is a planter of light bulbs dipping into the energy-saving earth. It is also lightweight and easy to carry. RUST-RESISTANT: The surface is highly anticorrosive after electroplating. QUALITY MATERIAL: The high hardness of the material makes it durable and sturdy . The bulb transplanter will not deform even after a long time. Lifetime Warranty & SIZE: The maximum diameter is 3.2 inches and the maximum depth is 4 inches. Even after the Amazon return window, we offer a lifetime warranty for the hand bulb planter. because we believe that all gardeners need quality gardening tools that will last for many years.