The invention relates to a portable appliance for marking a surface, the appliance comprising a housing (2) presenting a front face that is open for passing a marker member that is moved by a device for moving the marker member in a two-dimensional marking zone (Z). The housing is provided with a positioning nose (30) for positioning the appliance over the surface for marking, the positioning nose defining firstly the two-dimensional marking zone (Z) facing the front face of the housing and at a distance from the front face, and secondly an opening (35) extending the top wall for enabling the two-dimensional marking zone to be viewed, the top wall of the housing being fitted with a display screen in such a manner that the screen and the two-dimensional marking zone as seen through the opening of the positioning nose appear simultaneously in the field of view of an operator.

A power tool system includes a base unit having a rechargeable lithium-ion battery, a battery charging system, a power control system and a power output connection. A plurality of head units is configured for use with the base unit. Each of the head units includes an electrical input connection. The electrical input connection is configured to be electrically connected to the power output connection when the head unit is attached to the base unit. Each of the head units is configured to use the electrical power provided by the base unit to perform a different tool function.

A power tool system includes a base unit having a rechargeable lithium-ion battery, a battery charging system, a power control system and a power output connection. A plurality of head units is configured for use with the base unit. Each of the head units includes an electrical input connection. The electrical input connection is configured to be electrically connected to the power output connection when the head unit is attached to the base unit. Each of the head units is configured to use the electrical power provided by the base unit to perform a different tool function.

A wearable flexible ring configured to hold an interchangeable stamp for ice cubes of different shapes for drinks. The ring allows users to stamp various patterns or designs on ice cubes, enhancing the aesthetics of beverages and creating an enjoyable experience for consumers. The flexible ring is comfortable to wear and includes a receptacle for securing a stamp that can be readily interchanged with a stamp having a different design.

A wearable flexible ring configured to hold an interchangeable stamp for ice cubes of different shapes for drinks. The ring allows users to stamp various patterns or designs on ice cubes, enhancing the aesthetics of beverages and creating an enjoyable experience for consumers. The flexible ring is comfortable to wear and includes a receptacle for securing a stamp that can be readily interchanged with a stamp having a different design.