LS-1 Laser Rangefinder Distance Meter 40m Handheld Mini Rechargeable LCD Digital Laser Distance Meter 131ft Laser Range Finder Feature 1. Excellent accuracy: Equipped with Silicon Labs clock generators, TDK capacitors and STMicroelectronics with an accuracy of ±125" and a measurement range of up to 131 feet to meet your routine measurement needs. 2. Easy to use: Simple one-button operation - Press the button once to start the measurement. With a weight of 28 grams, this laser measurement is compact and can be placed in any pocket. With a backlit color display, measurements can be easily read even in dark environments. 3.DURABLE: The laser distance measurement is IP54 and can withstand harsh site conditions such as dust; 3,000 measurements per charge. 4. Home decoration 5. Office layout 6. Interactive teaching 7. Construction survey specification Product Name: LS-1 intelligent rechargeable digital laser range finder range finder range finder measurement Model: LS-1 Material: aluminum alloy Product Type: Portable Laser Range Finder Unit of measurement: m (meters), feet (feet), inches (inches) Measurement accuracy: ±2mm Working temperature: 5 ° C -40 ° C Storage temperature: -20 ° C -60 ° C Durability: 180mAh about 3,000 times Measuring range: 0.03-40m Laser type:620~670nm, <1mw Charging mode: DC 5V <0.2A Package Included 1x LS-1 laser range finder 1x hand strap 1 USB charging cable 1x user manual