Features: brand new and high quality brand new and high quality This level self-levels within 3 and indicates out-of-level by flashing and beeping for inclines over 3. A 360 manually rotary base allows users to adjust the projection direction of the horizontal line, making it possible for a 360 horizontal leveling around the room. Two AA batteries (included) provide up to 4-6 hours of continuous working for time. Power-saving modes are easy to select and are for ideal for reducing brightness for indoor use in environments with lower ambient light. If you have tired of tedious operation steps, choose our green could save your lots of for time and make your job easier. International standard IP54 waterproof and dust-proof, multiple for protection, Longer life in harsh environment. Specifications: Material: ABS Size:13x10x9cm/ 5.11x3.93x3.54 in Note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1 x Level 1 x Remote Control 1 x Lift Holder 1 x Iron Sheets 2 x Lithium Battery 1 x Charger 1 x Anti-fall Bag 1 x User Manual