Durable and reliable construction - Built from robust, durable hard plastic for long-lasting use. One-handed, adjustable operation - Adjustable jar opener opens most jars with a simple one-handed action, reducing effort and strain. Broad compatibility - Suitable for most bottles and cans with a lid diameter between 1 and 4. Gear driven ease and quick opening - Gear design allows easy rotation; cans can be opened in seconds. Specially designed for those who need help opening glasses. Compact, space-saving design - Utility model takes up little space and stores easily in kitchen shelves or drawers. Portable and easy to take anywhere without clutter. Use scenarios - At home during daily cooking: open jars or bottles quickly without requiring strong grip. - For those with limited hand strength or arthritis: reduces strain and makes lid removal easier. - On the go or in small spaces: its compact size fits dorm rooms, apartments, camping gear, or travel kits. Technical highlights - Material: hard plastic for durability - Function: adjustable jar opener with one-hand operation - Compatibility: lid diameter 1 to 4 for bottles and cans - Design: gear-driven rotation for fast opening - Storage: compact and portable for easy placement in shelves or drawers